389634652

素因数分解:

$2^2\times {\mathrm{11}}^1\times {\mathrm{71}}^1\times {\mathrm{191}}^1\times {\mathrm{653}}^1$

素因数の和:930

約数の個数: 48

約数和(自身を含む): 759435264

約数和(自身を除く): 369800612

約数列:

[1, 2, 4, 11, 22, 44, 71, 142, 191, 284, 382, 653, 764, 781, 1306, 1562, 2101, 2612, 3124, 4202, 7183, 8404, 13561, 14366, 27122, 28732, 46363, 54244, 92726, 124723, 149171, 185452, 249446, 298342, 498892, 509993, 596684, 1019986, 1371953, 2039972, 2743906, 5487812, 8855333, 17710666, 35421332, 97408663, 194817326, 389634652]

約数ペア:

[(1, 389634652), (2, 194817326), (4, 97408663), (11, 35421332), (22, 17710666), (44, 8855333), (71, 5487812), (142, 2743906), (191, 2039972), (284, 1371953), (382, 1019986), (653, 596684), (764, 509993), (781, 498892), (1306, 298342), (1562, 249446), (2101, 185452), (2612, 149171), (3124, 124723), (4202, 92726), (7183, 54244), (8404, 46363), (13561, 28732), (14366, 27122)]