23137425

素因数分解:

$3^2\times 5^2\times {\mathrm{17}}^1\times {\mathrm{23}}^1\times {\mathrm{263}}^1$

素因数の和:319

約数の個数: 72

約数和(自身を含む): 45961344

約数和(自身を除く): 22823919

約数列:

[1, 3, 5, 9, 15, 17, 23, 25, 45, 51, 69, 75, 85, 115, 153, 207, 225, 255, 263, 345, 391, 425, 575, 765, 789, 1035, 1173, 1275, 1315, 1725, 1955, 2367, 3519, 3825, 3945, 4471, 5175, 5865, 6049, 6575, 9775, 11835, 13413, 17595, 18147, 19725, 22355, 29325, 30245, 40239, 54441, 59175, 67065, 87975, 90735, 102833, 111775, 151225, 201195, 272205, 308499, 335325, 453675, 514165, 925497, 1005975, 1361025, 1542495, 2570825, 4627485, 7712475, 23137425]

約数ペア:

[(1, 23137425), (3, 7712475), (5, 4627485), (9, 2570825), (15, 1542495), (17, 1361025), (23, 1005975), (25, 925497), (45, 514165), (51, 453675), (69, 335325), (75, 308499), (85, 272205), (115, 201195), (153, 151225), (207, 111775), (225, 102833), (255, 90735), (263, 87975), (345, 67065), (391, 59175), (425, 54441), (575, 40239), (765, 30245), (789, 29325), (1035, 22355), (1173, 19725), (1275, 18147), (1315, 17595), (1725, 13413), (1955, 11835), (2367, 9775), (3519, 6575), (3825, 6049), (3945, 5865), (4471, 5175)]