213968510

素因数分解:

$2^1\times 5^1\times 7^1\times {\mathrm{31}}^1\times {\mathrm{151}}^1\times {\mathrm{653}}^1$

素因数の和:849

約数の個数: 64

約数和(自身を含む): 458072064

約数和(自身を除く): 244103554

約数列:

[1, 2, 5, 7, 10, 14, 31, 35, 62, 70, 151, 155, 217, 302, 310, 434, 653, 755, 1057, 1085, 1306, 1510, 2114, 2170, 3265, 4571, 4681, 5285, 6530, 9142, 9362, 10570, 20243, 22855, 23405, 32767, 40486, 45710, 46810, 65534, 98603, 101215, 141701, 163835, 197206, 202430, 283402, 327670, 493015, 690221, 708505, 986030, 1380442, 1417010, 3056693, 3451105, 6113386, 6902210, 15283465, 21396851, 30566930, 42793702, 106984255, 213968510]

約数ペア:

[(1, 213968510), (2, 106984255), (5, 42793702), (7, 30566930), (10, 21396851), (14, 15283465), (31, 6902210), (35, 6113386), (62, 3451105), (70, 3056693), (151, 1417010), (155, 1380442), (217, 986030), (302, 708505), (310, 690221), (434, 493015), (653, 327670), (755, 283402), (1057, 202430), (1085, 197206), (1306, 163835), (1510, 141701), (2114, 101215), (2170, 98603), (3265, 65534), (4571, 46810), (4681, 45710), (5285, 40486), (6530, 32767), (9142, 23405), (9362, 22855), (10570, 20243)]