31231270

素因数分解:

$2^1\times 5^1\times 7^1\times {\mathrm{503}}^1\times {\mathrm{887}}^1$

素因数の和:1404

約数の個数: 32

約数和(自身を含む): 64447488

約数和(自身を除く): 33216218

約数列:

[1, 2, 5, 7, 10, 14, 35, 70, 503, 887, 1006, 1774, 2515, 3521, 4435, 5030, 6209, 7042, 8870, 12418, 17605, 31045, 35210, 62090, 446161, 892322, 2230805, 3123127, 4461610, 6246254, 15615635, 31231270]

約数ペア:

[(1, 31231270), (2, 15615635), (5, 6246254), (7, 4461610), (10, 3123127), (14, 2230805), (35, 892322), (70, 446161), (503, 62090), (887, 35210), (1006, 31045), (1774, 17605), (2515, 12418), (3521, 8870), (4435, 7042), (5030, 6209)]