647724484

素因数分解:

$2^2\times {\mathrm{11}}^1\times {\mathrm{47}}^1\times {\mathrm{97}}^1\times {\mathrm{3229}}^1$

素因数の和:3388

約数の個数: 48

約数和(自身を含む): 1276289280

約数和(自身を除く): 628564796

約数列:

[1, 2, 4, 11, 22, 44, 47, 94, 97, 188, 194, 388, 517, 1034, 1067, 2068, 2134, 3229, 4268, 4559, 6458, 9118, 12916, 18236, 35519, 50149, 71038, 100298, 142076, 151763, 200596, 303526, 313213, 607052, 626426, 1252852, 1669393, 3338786, 3445343, 6677572, 6890686, 13781372, 14721011, 29442022, 58884044, 161931121, 323862242, 647724484]

約数ペア:

[(1, 647724484), (2, 323862242), (4, 161931121), (11, 58884044), (22, 29442022), (44, 14721011), (47, 13781372), (94, 6890686), (97, 6677572), (188, 3445343), (194, 3338786), (388, 1669393), (517, 1252852), (1034, 626426), (1067, 607052), (2068, 313213), (2134, 303526), (3229, 200596), (4268, 151763), (4559, 142076), (6458, 100298), (9118, 71038), (12916, 50149), (18236, 35519)]