1887702915

素因数分解:

$3^1\times 5^1\times 7^1\times {\mathrm{19}}^1\times {\mathrm{71}}^1\times {\mathrm{13327}}^1$

素因数の和:13432

約数の個数: 64

約数和(自身を含む): 3684925440

約数和(自身を除く): 1797222525

約数列:

[1, 3, 5, 7, 15, 19, 21, 35, 57, 71, 95, 105, 133, 213, 285, 355, 399, 497, 665, 1065, 1349, 1491, 1995, 2485, 4047, 6745, 7455, 9443, 13327, 20235, 28329, 39981, 47215, 66635, 93289, 141645, 199905, 253213, 279867, 466445, 759639, 946217, 1266065, 1399335, 1772491, 2838651, 3798195, 4731085, 5317473, 6623519, 8862455, 14193255, 17978123, 19870557, 26587365, 33117595, 53934369, 89890615, 99352785, 125846861, 269671845, 377540583, 629234305, 1887702915]

約数ペア:

[(1, 1887702915), (3, 629234305), (5, 377540583), (7, 269671845), (15, 125846861), (19, 99352785), (21, 89890615), (35, 53934369), (57, 33117595), (71, 26587365), (95, 19870557), (105, 17978123), (133, 14193255), (213, 8862455), (285, 6623519), (355, 5317473), (399, 4731085), (497, 3798195), (665, 2838651), (1065, 1772491), (1349, 1399335), (1491, 1266065), (1995, 946217), (2485, 759639), (4047, 466445), (6745, 279867), (7455, 253213), (9443, 199905), (13327, 141645), (20235, 93289), (28329, 66635), (39981, 47215)]