8451716

素因数分解:

$2^2\times 7^2\times {\mathrm{13}}^1\times {\mathrm{31}}^1\times {\mathrm{107}}^1$

素因数の和:169

約数の個数: 72

約数和(自身を含む): 19305216

約数和(自身を除く): 10853500

約数列:

[1, 2, 4, 7, 13, 14, 26, 28, 31, 49, 52, 62, 91, 98, 107, 124, 182, 196, 214, 217, 364, 403, 428, 434, 637, 749, 806, 868, 1274, 1391, 1498, 1519, 1612, 2548, 2782, 2821, 2996, 3038, 3317, 5243, 5564, 5642, 6076, 6634, 9737, 10486, 11284, 13268, 19474, 19747, 20972, 23219, 38948, 39494, 43121, 46438, 68159, 78988, 86242, 92876, 136318, 162533, 172484, 272636, 301847, 325066, 603694, 650132, 1207388, 2112929, 4225858, 8451716]

約数ペア:

[(1, 8451716), (2, 4225858), (4, 2112929), (7, 1207388), (13, 650132), (14, 603694), (26, 325066), (28, 301847), (31, 272636), (49, 172484), (52, 162533), (62, 136318), (91, 92876), (98, 86242), (107, 78988), (124, 68159), (182, 46438), (196, 43121), (214, 39494), (217, 38948), (364, 23219), (403, 20972), (428, 19747), (434, 19474), (637, 13268), (749, 11284), (806, 10486), (868, 9737), (1274, 6634), (1391, 6076), (1498, 5642), (1519, 5564), (1612, 5243), (2548, 3317), (2782, 3038), (2821, 2996)]