128425718

素因数分解:

$2^1\times {\mathrm{17}}^1\times {\mathrm{79}}^1\times {\mathrm{137}}^1\times {\mathrm{349}}^1$

素因数の和:584

約数の個数: 32

約数和(自身を含む): 208656000

約数和(自身を除く): 80230282

約数列:

[1, 2, 17, 34, 79, 137, 158, 274, 349, 698, 1343, 2329, 2686, 4658, 5933, 10823, 11866, 21646, 27571, 47813, 55142, 95626, 183991, 367982, 468707, 812821, 937414, 1625642, 3777227, 7554454, 64212859, 128425718]

約数ペア:

[(1, 128425718), (2, 64212859), (17, 7554454), (34, 3777227), (79, 1625642), (137, 937414), (158, 812821), (274, 468707), (349, 367982), (698, 183991), (1343, 95626), (2329, 55142), (2686, 47813), (4658, 27571), (5933, 21646), (10823, 11866)]