28950402

素因数分解:

$2^1\times 3^1\times {\mathrm{13}}^1\times {\mathrm{47}}^1\times {\mathrm{53}}^1\times {\mathrm{149}}^1$

素因数の和:267

約数の個数: 64

約数和(自身を含む): 65318400

約数和(自身を除く): 36367998

約数列:

[1, 2, 3, 6, 13, 26, 39, 47, 53, 78, 94, 106, 141, 149, 159, 282, 298, 318, 447, 611, 689, 894, 1222, 1378, 1833, 1937, 2067, 2491, 3666, 3874, 4134, 4982, 5811, 7003, 7473, 7897, 11622, 14006, 14946, 15794, 21009, 23691, 32383, 42018, 47382, 64766, 91039, 97149, 102661, 182078, 194298, 205322, 273117, 307983, 371159, 546234, 615966, 742318, 1113477, 2226954, 4825067, 9650134, 14475201, 28950402]

約数ペア:

[(1, 28950402), (2, 14475201), (3, 9650134), (6, 4825067), (13, 2226954), (26, 1113477), (39, 742318), (47, 615966), (53, 546234), (78, 371159), (94, 307983), (106, 273117), (141, 205322), (149, 194298), (159, 182078), (282, 102661), (298, 97149), (318, 91039), (447, 64766), (611, 47382), (689, 42018), (894, 32383), (1222, 23691), (1378, 21009), (1833, 15794), (1937, 14946), (2067, 14006), (2491, 11622), (3666, 7897), (3874, 7473), (4134, 7003), (4982, 5811)]