13881010

素因数分解:

$2^1\times 5^1\times {\mathrm{11}}^1\times {\mathrm{13}}^1\times {\mathrm{17}}^1\times {\mathrm{571}}^1$

素因数の和:619

約数の個数: 64

約数和(自身を含む): 31135104

約数和(自身を除く): 17254094

約数列:

[1, 2, 5, 10, 11, 13, 17, 22, 26, 34, 55, 65, 85, 110, 130, 143, 170, 187, 221, 286, 374, 442, 571, 715, 935, 1105, 1142, 1430, 1870, 2210, 2431, 2855, 4862, 5710, 6281, 7423, 9707, 12155, 12562, 14846, 19414, 24310, 31405, 37115, 48535, 62810, 74230, 81653, 97070, 106777, 126191, 163306, 213554, 252382, 408265, 533885, 630955, 816530, 1067770, 1261910, 1388101, 2776202, 6940505, 13881010]

約数ペア:

[(1, 13881010), (2, 6940505), (5, 2776202), (10, 1388101), (11, 1261910), (13, 1067770), (17, 816530), (22, 630955), (26, 533885), (34, 408265), (55, 252382), (65, 213554), (85, 163306), (110, 126191), (130, 106777), (143, 97070), (170, 81653), (187, 74230), (221, 62810), (286, 48535), (374, 37115), (442, 31405), (571, 24310), (715, 19414), (935, 14846), (1105, 12562), (1142, 12155), (1430, 9707), (1870, 7423), (2210, 6281), (2431, 5710), (2855, 4862)]