263103975

素因数分解:

$3^2\times 5^2\times {\mathrm{31}}^1\times {\mathrm{67}}^1\times {\mathrm{563}}^1$

素因数の和:677

約数の個数: 72

約数和(自身を含む): 494587392

約数和(自身を除く): 231483417

約数列:

[1, 3, 5, 9, 15, 25, 31, 45, 67, 75, 93, 155, 201, 225, 279, 335, 465, 563, 603, 775, 1005, 1395, 1675, 1689, 2077, 2325, 2815, 3015, 5025, 5067, 6231, 6975, 8445, 10385, 14075, 15075, 17453, 18693, 25335, 31155, 37721, 42225, 51925, 52359, 87265, 93465, 113163, 126675, 155775, 157077, 188605, 261795, 339489, 436325, 467325, 565815, 785385, 943025, 1169351, 1308975, 1697445, 2829075, 3508053, 3926925, 5846755, 8487225, 10524159, 17540265, 29233775, 52620795, 87701325, 263103975]

約数ペア:

[(1, 263103975), (3, 87701325), (5, 52620795), (9, 29233775), (15, 17540265), (25, 10524159), (31, 8487225), (45, 5846755), (67, 3926925), (75, 3508053), (93, 2829075), (155, 1697445), (201, 1308975), (225, 1169351), (279, 943025), (335, 785385), (465, 565815), (563, 467325), (603, 436325), (775, 339489), (1005, 261795), (1395, 188605), (1675, 157077), (1689, 155775), (2077, 126675), (2325, 113163), (2815, 93465), (3015, 87265), (5025, 52359), (5067, 51925), (6231, 42225), (6975, 37721), (8445, 31155), (10385, 25335), (14075, 18693), (15075, 17453)]