319851490

素因数分解:

$2^1\times 5^1\times 7^1\times {\mathrm{31}}^1\times {\mathrm{147397}}^1$

素因数の和:147442

約数の個数: 32

約数和(自身を含む): 679209984

約数和(自身を除く): 359358494

約数列:

[1, 2, 5, 7, 10, 14, 31, 35, 62, 70, 155, 217, 310, 434, 1085, 2170, 147397, 294794, 736985, 1031779, 1473970, 2063558, 4569307, 5158895, 9138614, 10317790, 22846535, 31985149, 45693070, 63970298, 159925745, 319851490]

約数ペア:

[(1, 319851490), (2, 159925745), (5, 63970298), (7, 45693070), (10, 31985149), (14, 22846535), (31, 10317790), (35, 9138614), (62, 5158895), (70, 4569307), (155, 2063558), (217, 1473970), (310, 1031779), (434, 736985), (1085, 294794), (2170, 147397)]