211481504

素因数分解:

$2^5\times {\mathrm{13}}^1\times {\mathrm{23}}^2\times {\mathrm{31}}^2$

素因数の和:131

約数の個数: 108

約数和(自身を含む): 484331778

約数和(自身を除く): 272850274

約数列:

[1, 2, 4, 8, 13, 16, 23, 26, 31, 32, 46, 52, 62, 92, 104, 124, 184, 208, 248, 299, 368, 403, 416, 496, 529, 598, 713, 736, 806, 961, 992, 1058, 1196, 1426, 1612, 1922, 2116, 2392, 2852, 3224, 3844, 4232, 4784, 5704, 6448, 6877, 7688, 8464, 9269, 9568, 11408, 12493, 12896, 13754, 15376, 16399, 16928, 18538, 22103, 22816, 24986, 27508, 30752, 32798, 37076, 44206, 49972, 55016, 65596, 74152, 88412, 99944, 110032, 131192, 148304, 176824, 199888, 213187, 220064, 262384, 287339, 296608, 353648, 399776, 426374, 508369, 524768, 574678, 707296, 852748, 1016738, 1149356, 1705496, 2033476, 2298712, 3410992, 4066952, 4597424, 6608797, 6821984, 8133904, 9194848, 13217594, 16267808, 26435188, 52870376, 105740752, 211481504]

約数ペア:

[(1, 211481504), (2, 105740752), (4, 52870376), (8, 26435188), (13, 16267808), (16, 13217594), (23, 9194848), (26, 8133904), (31, 6821984), (32, 6608797), (46, 4597424), (52, 4066952), (62, 3410992), (92, 2298712), (104, 2033476), (124, 1705496), (184, 1149356), (208, 1016738), (248, 852748), (299, 707296), (368, 574678), (403, 524768), (416, 508369), (496, 426374), (529, 399776), (598, 353648), (713, 296608), (736, 287339), (806, 262384), (961, 220064), (992, 213187), (1058, 199888), (1196, 176824), (1426, 148304), (1612, 131192), (1922, 110032), (2116, 99944), (2392, 88412), (2852, 74152), (3224, 65596), (3844, 55016), (4232, 49972), (4784, 44206), (5704, 37076), (6448, 32798), (6877, 30752), (7688, 27508), (8464, 24986), (9269, 22816), (9568, 22103), (11408, 18538), (12493, 16928), (12896, 16399), (13754, 15376)]