389438868

素因数分解:

$2^2\times 3^1\times 7^2\times {\mathrm{13}}^2\times {\mathrm{3919}}^1$

素因数の和:3966

約数の個数: 108

約数和(自身を含む): 1144906560

約数和(自身を除く): 755467692

約数列:

[1, 2, 3, 4, 6, 7, 12, 13, 14, 21, 26, 28, 39, 42, 49, 52, 78, 84, 91, 98, 147, 156, 169, 182, 196, 273, 294, 338, 364, 507, 546, 588, 637, 676, 1014, 1092, 1183, 1274, 1911, 2028, 2366, 2548, 3549, 3822, 3919, 4732, 7098, 7644, 7838, 8281, 11757, 14196, 15676, 16562, 23514, 24843, 27433, 33124, 47028, 49686, 50947, 54866, 82299, 99372, 101894, 109732, 152841, 164598, 192031, 203788, 305682, 329196, 356629, 384062, 576093, 611364, 662311, 713258, 768124, 1069887, 1152186, 1324622, 1426516, 1986933, 2139774, 2304372, 2496403, 2649244, 3973866, 4279548, 4636177, 4992806, 7489209, 7947732, 9272354, 9985612, 13908531, 14978418, 18544708, 27817062, 29956836, 32453239, 55634124, 64906478, 97359717, 129812956, 194719434, 389438868]

約数ペア:

[(1, 389438868), (2, 194719434), (3, 129812956), (4, 97359717), (6, 64906478), (7, 55634124), (12, 32453239), (13, 29956836), (14, 27817062), (21, 18544708), (26, 14978418), (28, 13908531), (39, 9985612), (42, 9272354), (49, 7947732), (52, 7489209), (78, 4992806), (84, 4636177), (91, 4279548), (98, 3973866), (147, 2649244), (156, 2496403), (169, 2304372), (182, 2139774), (196, 1986933), (273, 1426516), (294, 1324622), (338, 1152186), (364, 1069887), (507, 768124), (546, 713258), (588, 662311), (637, 611364), (676, 576093), (1014, 384062), (1092, 356629), (1183, 329196), (1274, 305682), (1911, 203788), (2028, 192031), (2366, 164598), (2548, 152841), (3549, 109732), (3822, 101894), (3919, 99372), (4732, 82299), (7098, 54866), (7644, 50947), (7838, 49686), (8281, 47028), (11757, 33124), (14196, 27433), (15676, 24843), (16562, 23514)]