28408371265

素因数分解:

$5^1\times {\mathrm{19}}^1\times {\mathrm{53}}^1\times {\mathrm{461}}^1\times {\mathrm{12239}}^1$

素因数の和:12777

約数の個数: 32

約数和(自身を含む): 36643622400

約数和(自身を除く): 8235251135

約数列:

[1, 5, 19, 53, 95, 265, 461, 1007, 2305, 5035, 8759, 12239, 24433, 43795, 61195, 122165, 232541, 464227, 648667, 1162705, 2321135, 3243335, 5642179, 12324673, 28210895, 61623365, 107201401, 299035487, 536007005, 1495177435, 5681674253, 28408371265]

約数ペア:

[(1, 28408371265), (5, 5681674253), (19, 1495177435), (53, 536007005), (95, 299035487), (265, 107201401), (461, 61623365), (1007, 28210895), (2305, 12324673), (5035, 5642179), (8759, 3243335), (12239, 2321135), (24433, 1162705), (43795, 648667), (61195, 464227), (122165, 232541)]