81504332

素因数分解:

$2^2\times 7^1\times {\mathrm{13}}^1\times {\mathrm{31}}^2\times {\mathrm{233}}^1$

素因数の和:319

約数の個数: 72

約数和(自身を含む): 182171808

約数和(自身を除く): 100667476

約数列:

[1, 2, 4, 7, 13, 14, 26, 28, 31, 52, 62, 91, 124, 182, 217, 233, 364, 403, 434, 466, 806, 868, 932, 961, 1612, 1631, 1922, 2821, 3029, 3262, 3844, 5642, 6058, 6524, 6727, 7223, 11284, 12116, 12493, 13454, 14446, 21203, 24986, 26908, 28892, 42406, 49972, 50561, 84812, 87451, 93899, 101122, 174902, 187798, 202244, 223913, 349804, 375596, 447826, 657293, 895652, 1314586, 1567391, 2629172, 2910869, 3134782, 5821738, 6269564, 11643476, 20376083, 40752166, 81504332]

約数ペア:

[(1, 81504332), (2, 40752166), (4, 20376083), (7, 11643476), (13, 6269564), (14, 5821738), (26, 3134782), (28, 2910869), (31, 2629172), (52, 1567391), (62, 1314586), (91, 895652), (124, 657293), (182, 447826), (217, 375596), (233, 349804), (364, 223913), (403, 202244), (434, 187798), (466, 174902), (806, 101122), (868, 93899), (932, 87451), (961, 84812), (1612, 50561), (1631, 49972), (1922, 42406), (2821, 28892), (3029, 26908), (3262, 24986), (3844, 21203), (5642, 14446), (6058, 13454), (6524, 12493), (6727, 12116), (7223, 11284)]