8281245

素因数分解:

$3^1\times 5^1\times 7^2\times {\mathrm{19}}^1\times {\mathrm{593}}^1$

素因数の和:634

約数の個数: 48

約数和(自身を含む): 16251840

約数和(自身を除く): 7970595

約数列:

[1, 3, 5, 7, 15, 19, 21, 35, 49, 57, 95, 105, 133, 147, 245, 285, 399, 593, 665, 735, 931, 1779, 1995, 2793, 2965, 4151, 4655, 8895, 11267, 12453, 13965, 20755, 29057, 33801, 56335, 62265, 78869, 87171, 145285, 169005, 236607, 394345, 435855, 552083, 1183035, 1656249, 2760415, 8281245]

約数ペア:

[(1, 8281245), (3, 2760415), (5, 1656249), (7, 1183035), (15, 552083), (19, 435855), (21, 394345), (35, 236607), (49, 169005), (57, 145285), (95, 87171), (105, 78869), (133, 62265), (147, 56335), (245, 33801), (285, 29057), (399, 20755), (593, 13965), (665, 12453), (735, 11267), (931, 8895), (1779, 4655), (1995, 4151), (2793, 2965)]