311913505852

素因数分解:

$2^2\times {\mathrm{13}}^1\times {\mathrm{19}}^2\times {\mathrm{1307}}^1\times {\mathrm{12713}}^1$

素因数の和:14075

約数の個数: 72

約数和(自身を含む): 620927654256

約数和(自身を除く): 309014148404

約数列:

[1, 2, 4, 13, 19, 26, 38, 52, 76, 247, 361, 494, 722, 988, 1307, 1444, 2614, 4693, 5228, 9386, 12713, 16991, 18772, 24833, 25426, 33982, 49666, 50852, 67964, 99332, 165269, 241547, 322829, 330538, 471827, 483094, 645658, 661076, 943654, 966188, 1291316, 1887308, 3140111, 4589393, 6133751, 6280222, 9178786, 12267502, 12560444, 16615891, 18357572, 24535004, 33231782, 59662109, 66463564, 119324218, 216006583, 238648436, 315701929, 432013166, 631403858, 864026332, 1262807716, 4104125077, 5998336651, 8208250154, 11996673302, 16416500308, 23993346604, 77978376463, 155956752926, 311913505852]

約数ペア:

[(1, 311913505852), (2, 155956752926), (4, 77978376463), (13, 23993346604), (19, 16416500308), (26, 11996673302), (38, 8208250154), (52, 5998336651), (76, 4104125077), (247, 1262807716), (361, 864026332), (494, 631403858), (722, 432013166), (988, 315701929), (1307, 238648436), (1444, 216006583), (2614, 119324218), (4693, 66463564), (5228, 59662109), (9386, 33231782), (12713, 24535004), (16991, 18357572), (18772, 16615891), (24833, 12560444), (25426, 12267502), (33982, 9178786), (49666, 6280222), (50852, 6133751), (67964, 4589393), (99332, 3140111), (165269, 1887308), (241547, 1291316), (322829, 966188), (330538, 943654), (471827, 661076), (483094, 645658)]