657389564

素因数分解:

$2^2\times {\mathrm{13}}^1\times {\mathrm{47}}^2\times {\mathrm{59}}^1\times {\mathrm{97}}^1$

素因数の和:267

約数の個数: 72

約数和(自身を含む): 1300573680

約数和(自身を除く): 643184116

約数列:

[1, 2, 4, 13, 26, 47, 52, 59, 94, 97, 118, 188, 194, 236, 388, 611, 767, 1222, 1261, 1534, 2209, 2444, 2522, 2773, 3068, 4418, 4559, 5044, 5546, 5723, 8836, 9118, 11092, 11446, 18236, 22892, 28717, 36049, 57434, 59267, 72098, 74399, 114868, 118534, 130331, 144196, 148798, 214273, 237068, 260662, 268981, 297596, 428546, 521324, 537962, 857092, 1075924, 1694303, 2785549, 3388606, 3496753, 5571098, 6777212, 6993506, 11142196, 12642107, 13987012, 25284214, 50568428, 164347391, 328694782, 657389564]

約数ペア:

[(1, 657389564), (2, 328694782), (4, 164347391), (13, 50568428), (26, 25284214), (47, 13987012), (52, 12642107), (59, 11142196), (94, 6993506), (97, 6777212), (118, 5571098), (188, 3496753), (194, 3388606), (236, 2785549), (388, 1694303), (611, 1075924), (767, 857092), (1222, 537962), (1261, 521324), (1534, 428546), (2209, 297596), (2444, 268981), (2522, 260662), (2773, 237068), (3068, 214273), (4418, 148798), (4559, 144196), (5044, 130331), (5546, 118534), (5723, 114868), (8836, 74399), (9118, 72098), (11092, 59267), (11446, 57434), (18236, 36049), (22892, 28717)]