1275913155

素因数分解:

$3^1\times 5^1\times {\mathrm{11}}^1\times {\mathrm{17}}^1\times {\mathrm{23}}^1\times {\mathrm{19777}}^1$

素因数の和:19836

約数の個数: 64

約数和(自身を含む): 2460699648

約数和(自身を除く): 1184786493

約数列:

[1, 3, 5, 11, 15, 17, 23, 33, 51, 55, 69, 85, 115, 165, 187, 253, 255, 345, 391, 561, 759, 935, 1173, 1265, 1955, 2805, 3795, 4301, 5865, 12903, 19777, 21505, 59331, 64515, 98885, 217547, 296655, 336209, 454871, 652641, 1008627, 1087735, 1364613, 1681045, 2274355, 3263205, 3698299, 5003581, 5043135, 6823065, 7732807, 11094897, 15010743, 18491495, 23198421, 25017905, 38664035, 55474485, 75053715, 85060877, 115992105, 255182631, 425304385, 1275913155]

約数ペア:

[(1, 1275913155), (3, 425304385), (5, 255182631), (11, 115992105), (15, 85060877), (17, 75053715), (23, 55474485), (33, 38664035), (51, 25017905), (55, 23198421), (69, 18491495), (85, 15010743), (115, 11094897), (165, 7732807), (187, 6823065), (253, 5043135), (255, 5003581), (345, 3698299), (391, 3263205), (561, 2274355), (759, 1681045), (935, 1364613), (1173, 1087735), (1265, 1008627), (1955, 652641), (2805, 454871), (3795, 336209), (4301, 296655), (5865, 217547), (12903, 98885), (19777, 64515), (21505, 59331)]