28327432875

素因数分解:

$3^1\times 5^3\times 7^2\times {\mathrm{1541629}}^1$

素因数の和:1541661

約数の個数: 48

約数和(自身を含む): 54832695840

約数和(自身を除く): 26505262965

約数列:

[1, 3, 5, 7, 15, 21, 25, 35, 49, 75, 105, 125, 147, 175, 245, 375, 525, 735, 875, 1225, 2625, 3675, 6125, 18375, 1541629, 4624887, 7708145, 10791403, 23124435, 32374209, 38540725, 53957015, 75539821, 115622175, 161871045, 192703625, 226619463, 269785075, 377699105, 578110875, 809355225, 1133097315, 1348925375, 1888495525, 4046776125, 5665486575, 9442477625, 28327432875]

約数ペア:

[(1, 28327432875), (3, 9442477625), (5, 5665486575), (7, 4046776125), (15, 1888495525), (21, 1348925375), (25, 1133097315), (35, 809355225), (49, 578110875), (75, 377699105), (105, 269785075), (125, 226619463), (147, 192703625), (175, 161871045), (245, 115622175), (375, 75539821), (525, 53957015), (735, 38540725), (875, 32374209), (1225, 23124435), (2625, 10791403), (3675, 7708145), (6125, 4624887), (18375, 1541629)]