251423144

素因数分解:

$2^3\times 7^1\times {\mathrm{31}}^1\times {\mathrm{144829}}^1$

素因数の和:144873

約数の個数: 32

約数和(自身を含む): 556147200

約数和(自身を除く): 304724056

約数列:

[1, 2, 4, 7, 8, 14, 28, 31, 56, 62, 124, 217, 248, 434, 868, 1736, 144829, 289658, 579316, 1013803, 1158632, 2027606, 4055212, 4489699, 8110424, 8979398, 17958796, 31427893, 35917592, 62855786, 125711572, 251423144]

約数ペア:

[(1, 251423144), (2, 125711572), (4, 62855786), (7, 35917592), (8, 31427893), (14, 17958796), (28, 8979398), (31, 8110424), (56, 4489699), (62, 4055212), (124, 2027606), (217, 1158632), (248, 1013803), (434, 579316), (868, 289658), (1736, 144829)]