53385525

素因数分解:

$3^2\times 5^2\times {\mathrm{17}}^2\times {\mathrm{821}}^1$

素因数の和:871

約数の個数: 54

約数和(自身を含む): 101698662

約数和(自身を除く): 48313137

約数列:

[1, 3, 5, 9, 15, 17, 25, 45, 51, 75, 85, 153, 225, 255, 289, 425, 765, 821, 867, 1275, 1445, 2463, 2601, 3825, 4105, 4335, 7225, 7389, 12315, 13005, 13957, 20525, 21675, 36945, 41871, 61575, 65025, 69785, 125613, 184725, 209355, 237269, 348925, 628065, 711807, 1046775, 1186345, 2135421, 3140325, 3559035, 5931725, 10677105, 17795175, 53385525]

約数ペア:

[(1, 53385525), (3, 17795175), (5, 10677105), (9, 5931725), (15, 3559035), (17, 3140325), (25, 2135421), (45, 1186345), (51, 1046775), (75, 711807), (85, 628065), (153, 348925), (225, 237269), (255, 209355), (289, 184725), (425, 125613), (765, 69785), (821, 65025), (867, 61575), (1275, 41871), (1445, 36945), (2463, 21675), (2601, 20525), (3825, 13957), (4105, 13005), (4335, 12315), (7225, 7389)]