309313784

素因数分解:

$2^3\times {\mathrm{13}}^1\times {\mathrm{31}}^1\times {\mathrm{37}}^1\times {\mathrm{2593}}^1$

素因数の和:2680

約数の個数: 64

約数和(自身を含む): 662403840

約数和(自身を除く): 353090056

約数列:

[1, 2, 4, 8, 13, 26, 31, 37, 52, 62, 74, 104, 124, 148, 248, 296, 403, 481, 806, 962, 1147, 1612, 1924, 2294, 2593, 3224, 3848, 4588, 5186, 9176, 10372, 14911, 20744, 29822, 33709, 59644, 67418, 80383, 95941, 119288, 134836, 160766, 191882, 269672, 321532, 383764, 643064, 767528, 1044979, 1247233, 2089958, 2494466, 2974171, 4179916, 4988932, 5948342, 8359832, 9977864, 11896684, 23793368, 38664223, 77328446, 154656892, 309313784]

約数ペア:

[(1, 309313784), (2, 154656892), (4, 77328446), (8, 38664223), (13, 23793368), (26, 11896684), (31, 9977864), (37, 8359832), (52, 5948342), (62, 4988932), (74, 4179916), (104, 2974171), (124, 2494466), (148, 2089958), (248, 1247233), (296, 1044979), (403, 767528), (481, 643064), (806, 383764), (962, 321532), (1147, 269672), (1612, 191882), (1924, 160766), (2294, 134836), (2593, 119288), (3224, 95941), (3848, 80383), (4588, 67418), (5186, 59644), (9176, 33709), (10372, 29822), (14911, 20744)]