1317863785

素因数分解:

$5^1\times 7^1\times {\mathrm{31}}^1\times {\mathrm{43}}^1\times {\mathrm{47}}^1\times {\mathrm{601}}^1$

素因数の和:734

約数の個数: 64

約数和(自身を含む): 1952907264

約数和(自身を除く): 635043479

約数列:

[1, 5, 7, 31, 35, 43, 47, 155, 215, 217, 235, 301, 329, 601, 1085, 1333, 1457, 1505, 1645, 2021, 3005, 4207, 6665, 7285, 9331, 10105, 10199, 14147, 18631, 21035, 25843, 28247, 46655, 50995, 62651, 70735, 93155, 129215, 130417, 141235, 180901, 197729, 313255, 438557, 652085, 801133, 875657, 904505, 988645, 1214621, 2192785, 4005665, 4378285, 5607931, 6073105, 6129599, 8502347, 28039655, 30647995, 37653251, 42511735, 188266255, 263572757, 1317863785]

約数ペア:

[(1, 1317863785), (5, 263572757), (7, 188266255), (31, 42511735), (35, 37653251), (43, 30647995), (47, 28039655), (155, 8502347), (215, 6129599), (217, 6073105), (235, 5607931), (301, 4378285), (329, 4005665), (601, 2192785), (1085, 1214621), (1333, 988645), (1457, 904505), (1505, 875657), (1645, 801133), (2021, 652085), (3005, 438557), (4207, 313255), (6665, 197729), (7285, 180901), (9331, 141235), (10105, 130417), (10199, 129215), (14147, 93155), (18631, 70735), (21035, 62651), (25843, 50995), (28247, 46655)]