219623874

素因数分解:

$2^1\times 3^1\times {\mathrm{71}}^1\times {\mathrm{197}}^1\times {\mathrm{2617}}^1$

素因数の和:2890

約数の個数: 32

約数和(自身を含む): 447866496

約数和(自身を除く): 228242622

約数列:

[1, 2, 3, 6, 71, 142, 197, 213, 394, 426, 591, 1182, 2617, 5234, 7851, 13987, 15702, 27974, 41961, 83922, 185807, 371614, 515549, 557421, 1031098, 1114842, 1546647, 3093294, 36603979, 73207958, 109811937, 219623874]

約数ペア:

[(1, 219623874), (2, 109811937), (3, 73207958), (6, 36603979), (71, 3093294), (142, 1546647), (197, 1114842), (213, 1031098), (394, 557421), (426, 515549), (591, 371614), (1182, 185807), (2617, 83922), (5234, 41961), (7851, 27974), (13987, 15702)]