28031432

素因数分解:

$2^3\times {\mathrm{11}}^1\times {\mathrm{13}}^1\times {\mathrm{107}}^1\times {\mathrm{229}}^1$

素因数の和:366

約数の個数: 64

約数和(自身を含む): 62596800

約数和(自身を除く): 34565368

約数列:

[1, 2, 4, 8, 11, 13, 22, 26, 44, 52, 88, 104, 107, 143, 214, 229, 286, 428, 458, 572, 856, 916, 1144, 1177, 1391, 1832, 2354, 2519, 2782, 2977, 4708, 5038, 5564, 5954, 9416, 10076, 11128, 11908, 15301, 20152, 23816, 24503, 30602, 32747, 49006, 61204, 65494, 98012, 122408, 130988, 196024, 261976, 269533, 318539, 539066, 637078, 1078132, 1274156, 2156264, 2548312, 3503929, 7007858, 14015716, 28031432]

約数ペア:

[(1, 28031432), (2, 14015716), (4, 7007858), (8, 3503929), (11, 2548312), (13, 2156264), (22, 1274156), (26, 1078132), (44, 637078), (52, 539066), (88, 318539), (104, 269533), (107, 261976), (143, 196024), (214, 130988), (229, 122408), (286, 98012), (428, 65494), (458, 61204), (572, 49006), (856, 32747), (916, 30602), (1144, 24503), (1177, 23816), (1391, 20152), (1832, 15301), (2354, 11908), (2519, 11128), (2782, 10076), (2977, 9416), (4708, 5954), (5038, 5564)]