8397375

素因数分解:

$3^1\times 5^3\times 7^2\times {\mathrm{457}}^1$

素因数の和:489

約数の個数: 48

約数和(自身を含む): 16290144

約数和(自身を除く): 7892769

約数列:

[1, 3, 5, 7, 15, 21, 25, 35, 49, 75, 105, 125, 147, 175, 245, 375, 457, 525, 735, 875, 1225, 1371, 2285, 2625, 3199, 3675, 6125, 6855, 9597, 11425, 15995, 18375, 22393, 34275, 47985, 57125, 67179, 79975, 111965, 171375, 239925, 335895, 399875, 559825, 1199625, 1679475, 2799125, 8397375]

約数ペア:

[(1, 8397375), (3, 2799125), (5, 1679475), (7, 1199625), (15, 559825), (21, 399875), (25, 335895), (35, 239925), (49, 171375), (75, 111965), (105, 79975), (125, 67179), (147, 57125), (175, 47985), (245, 34275), (375, 22393), (457, 18375), (525, 15995), (735, 11425), (875, 9597), (1225, 6855), (1371, 6125), (2285, 3675), (2625, 3199)]