2663325

素因数分解:

$3^2\times 5^2\times 7^1\times {\mathrm{19}}^1\times {\mathrm{89}}^1$

素因数の和:131

約数の個数: 72

約数和(自身を含む): 5803200

約数和(自身を除く): 3139875

約数列:

[1, 3, 5, 7, 9, 15, 19, 21, 25, 35, 45, 57, 63, 75, 89, 95, 105, 133, 171, 175, 225, 267, 285, 315, 399, 445, 475, 525, 623, 665, 801, 855, 1197, 1335, 1425, 1575, 1691, 1869, 1995, 2225, 3115, 3325, 4005, 4275, 5073, 5607, 5985, 6675, 8455, 9345, 9975, 11837, 15219, 15575, 20025, 25365, 28035, 29925, 35511, 42275, 46725, 59185, 76095, 106533, 126825, 140175, 177555, 295925, 380475, 532665, 887775, 2663325]

約数ペア:

[(1, 2663325), (3, 887775), (5, 532665), (7, 380475), (9, 295925), (15, 177555), (19, 140175), (21, 126825), (25, 106533), (35, 76095), (45, 59185), (57, 46725), (63, 42275), (75, 35511), (89, 29925), (95, 28035), (105, 25365), (133, 20025), (171, 15575), (175, 15219), (225, 11837), (267, 9975), (285, 9345), (315, 8455), (399, 6675), (445, 5985), (475, 5607), (525, 5073), (623, 4275), (665, 4005), (801, 3325), (855, 3115), (1197, 2225), (1335, 1995), (1425, 1869), (1575, 1691)]