13508720428

素因数分解:

$2^2\times 7^2\times {\mathrm{71}}^1\times {\mathrm{263}}^1\times {\mathrm{3691}}^1$

素因数の和:4043

約数の個数: 72

約数和(自身を含む): 28000836864

約数和(自身を除く): 14492116436

約数列:

[1, 2, 4, 7, 14, 28, 49, 71, 98, 142, 196, 263, 284, 497, 526, 994, 1052, 1841, 1988, 3479, 3682, 3691, 6958, 7364, 7382, 12887, 13916, 14764, 18673, 25774, 25837, 37346, 51548, 51674, 74692, 103348, 130711, 180859, 261422, 262061, 361718, 522844, 524122, 723436, 914977, 970733, 1048244, 1829954, 1834427, 1941466, 3659908, 3668854, 3882932, 6795131, 7337708, 12840989, 13590262, 25681978, 27180524, 47565917, 51363956, 68922043, 95131834, 137844086, 190263668, 275688172, 482454301, 964908602, 1929817204, 3377180107, 6754360214, 13508720428]

約数ペア:

[(1, 13508720428), (2, 6754360214), (4, 3377180107), (7, 1929817204), (14, 964908602), (28, 482454301), (49, 275688172), (71, 190263668), (98, 137844086), (142, 95131834), (196, 68922043), (263, 51363956), (284, 47565917), (497, 27180524), (526, 25681978), (994, 13590262), (1052, 12840989), (1841, 7337708), (1988, 6795131), (3479, 3882932), (3682, 3668854), (3691, 3659908), (6958, 1941466), (7364, 1834427), (7382, 1829954), (12887, 1048244), (13916, 970733), (14764, 914977), (18673, 723436), (25774, 524122), (25837, 522844), (37346, 361718), (51548, 262061), (51674, 261422), (74692, 180859), (103348, 130711)]