28901052

素因数分解:

$2^2\times 3^2\times {\mathrm{19}}^1\times {\mathrm{29}}^1\times {\mathrm{31}}^1\times {\mathrm{47}}^1$

素因数の和:136

約数の個数: 144

約数和(自身を含む): 83865600

約数和(自身を除く): 54964548

約数列:

[1, 2, 3, 4, 6, 9, 12, 18, 19, 29, 31, 36, 38, 47, 57, 58, 62, 76, 87, 93, 94, 114, 116, 124, 141, 171, 174, 186, 188, 228, 261, 279, 282, 342, 348, 372, 423, 522, 551, 558, 564, 589, 684, 846, 893, 899, 1044, 1102, 1116, 1178, 1363, 1457, 1653, 1692, 1767, 1786, 1798, 2204, 2356, 2679, 2697, 2726, 2914, 3306, 3534, 3572, 3596, 4089, 4371, 4959, 5301, 5358, 5394, 5452, 5828, 6612, 7068, 8037, 8091, 8178, 8742, 9918, 10602, 10716, 10788, 12267, 13113, 16074, 16182, 16356, 17081, 17484, 19836, 21204, 24534, 25897, 26226, 27683, 32148, 32364, 34162, 42253, 49068, 51243, 51794, 52452, 55366, 68324, 77691, 83049, 84506, 102486, 103588, 110732, 126759, 153729, 155382, 166098, 169012, 204972, 233073, 249147, 253518, 307458, 310764, 332196, 380277, 466146, 498294, 507036, 614916, 760554, 802807, 932292, 996588, 1521108, 1605614, 2408421, 3211228, 4816842, 7225263, 9633684, 14450526, 28901052]

約数ペア:

[(1, 28901052), (2, 14450526), (3, 9633684), (4, 7225263), (6, 4816842), (9, 3211228), (12, 2408421), (18, 1605614), (19, 1521108), (29, 996588), (31, 932292), (36, 802807), (38, 760554), (47, 614916), (57, 507036), (58, 498294), (62, 466146), (76, 380277), (87, 332196), (93, 310764), (94, 307458), (114, 253518), (116, 249147), (124, 233073), (141, 204972), (171, 169012), (174, 166098), (186, 155382), (188, 153729), (228, 126759), (261, 110732), (279, 103588), (282, 102486), (342, 84506), (348, 83049), (372, 77691), (423, 68324), (522, 55366), (551, 52452), (558, 51794), (564, 51243), (589, 49068), (684, 42253), (846, 34162), (893, 32364), (899, 32148), (1044, 27683), (1102, 26226), (1116, 25897), (1178, 24534), (1363, 21204), (1457, 19836), (1653, 17484), (1692, 17081), (1767, 16356), (1786, 16182), (1798, 16074), (2204, 13113), (2356, 12267), (2679, 10788), (2697, 10716), (2726, 10602), (2914, 9918), (3306, 8742), (3534, 8178), (3572, 8091), (3596, 8037), (4089, 7068), (4371, 6612), (4959, 5828), (5301, 5452), (5358, 5394)]