129773458

素因数分解:

$2^1\times {\mathrm{19}}^1\times {\mathrm{79}}^1\times {\mathrm{139}}^1\times {\mathrm{311}}^1$

素因数の和:550

約数の個数: 32

約数和(自身を含む): 209664000

約数和(自身を除く): 79890542

約数列:

[1, 2, 19, 38, 79, 139, 158, 278, 311, 622, 1501, 2641, 3002, 5282, 5909, 10981, 11818, 21962, 24569, 43229, 49138, 86458, 208639, 417278, 466811, 821351, 933622, 1642702, 3415091, 6830182, 64886729, 129773458]

約数ペア:

[(1, 129773458), (2, 64886729), (19, 6830182), (38, 3415091), (79, 1642702), (139, 933622), (158, 821351), (278, 466811), (311, 417278), (622, 208639), (1501, 86458), (2641, 49138), (3002, 43229), (5282, 24569), (5909, 21962), (10981, 11818)]