28976625

素因数分解:

$3^2\times 5^3\times {\mathrm{43}}^1\times {\mathrm{599}}^1$

素因数の和:663

約数の個数: 48

約数和(自身を含む): 53539200

約数和(自身を除く): 24562575

約数列:

[1, 3, 5, 9, 15, 25, 43, 45, 75, 125, 129, 215, 225, 375, 387, 599, 645, 1075, 1125, 1797, 1935, 2995, 3225, 5375, 5391, 8985, 9675, 14975, 16125, 25757, 26955, 44925, 48375, 74875, 77271, 128785, 134775, 224625, 231813, 386355, 643925, 673875, 1159065, 1931775, 3219625, 5795325, 9658875, 28976625]

約数ペア:

[(1, 28976625), (3, 9658875), (5, 5795325), (9, 3219625), (15, 1931775), (25, 1159065), (43, 673875), (45, 643925), (75, 386355), (125, 231813), (129, 224625), (215, 134775), (225, 128785), (375, 77271), (387, 74875), (599, 48375), (645, 44925), (1075, 26955), (1125, 25757), (1797, 16125), (1935, 14975), (2995, 9675), (3225, 8985), (5375, 5391)]