131201370

素因数分解:

$2^1\times 3^4\times 5^1\times {\mathrm{161977}}^1$

素因数の和:161996

約数の個数: 40

約数和(自身を含む): 352788084

約数和(自身を除く): 221586714

約数列:

[1, 2, 3, 5, 6, 9, 10, 15, 18, 27, 30, 45, 54, 81, 90, 135, 162, 270, 405, 810, 161977, 323954, 485931, 809885, 971862, 1457793, 1619770, 2429655, 2915586, 4373379, 4859310, 7288965, 8746758, 13120137, 14577930, 21866895, 26240274, 43733790, 65600685, 131201370]

約数ペア:

[(1, 131201370), (2, 65600685), (3, 43733790), (5, 26240274), (6, 21866895), (9, 14577930), (10, 13120137), (15, 8746758), (18, 7288965), (27, 4859310), (30, 4373379), (45, 2915586), (54, 2429655), (81, 1619770), (90, 1457793), (135, 971862), (162, 809885), (270, 485931), (405, 323954), (810, 161977)]