391901504

素因数分解:

$2^6\times {\mathrm{31}}^1\times {\mathrm{53}}^1\times {\mathrm{3727}}^1$

素因数の和:3823

約数の個数: 56

約数和(自身を含む): 818131968

約数和(自身を除く): 426230464

約数列:

[1, 2, 4, 8, 16, 31, 32, 53, 62, 64, 106, 124, 212, 248, 424, 496, 848, 992, 1643, 1696, 1984, 3286, 3392, 3727, 6572, 7454, 13144, 14908, 26288, 29816, 52576, 59632, 105152, 115537, 119264, 197531, 231074, 238528, 395062, 462148, 790124, 924296, 1580248, 1848592, 3160496, 3697184, 6123461, 6320992, 7394368, 12246922, 12641984, 24493844, 48987688, 97975376, 195950752, 391901504]

約数ペア:

[(1, 391901504), (2, 195950752), (4, 97975376), (8, 48987688), (16, 24493844), (31, 12641984), (32, 12246922), (53, 7394368), (62, 6320992), (64, 6123461), (106, 3697184), (124, 3160496), (212, 1848592), (248, 1580248), (424, 924296), (496, 790124), (848, 462148), (992, 395062), (1643, 238528), (1696, 231074), (1984, 197531), (3286, 119264), (3392, 115537), (3727, 105152), (6572, 59632), (7454, 52576), (13144, 29816), (14908, 26288)]