389982138

素因数分解:

$2^1\times 3^1\times 7^1\times {\mathrm{13}}^1\times {\mathrm{439}}^1\times {\mathrm{1627}}^1$

素因数の和:2091

約数の個数: 64

約数和(自身を含む): 962734080

約数和(自身を除く): 572751942

約数列:

[1, 2, 3, 6, 7, 13, 14, 21, 26, 39, 42, 78, 91, 182, 273, 439, 546, 878, 1317, 1627, 2634, 3073, 3254, 4881, 5707, 6146, 9219, 9762, 11389, 11414, 17121, 18438, 21151, 22778, 34167, 34242, 39949, 42302, 63453, 68334, 79898, 119847, 126906, 148057, 239694, 296114, 444171, 714253, 888342, 1428506, 2142759, 4285518, 4999771, 9285289, 9999542, 14999313, 18570578, 27855867, 29998626, 55711734, 64997023, 129994046, 194991069, 389982138]

約数ペア:

[(1, 389982138), (2, 194991069), (3, 129994046), (6, 64997023), (7, 55711734), (13, 29998626), (14, 27855867), (21, 18570578), (26, 14999313), (39, 9999542), (42, 9285289), (78, 4999771), (91, 4285518), (182, 2142759), (273, 1428506), (439, 888342), (546, 714253), (878, 444171), (1317, 296114), (1627, 239694), (2634, 148057), (3073, 126906), (3254, 119847), (4881, 79898), (5707, 68334), (6146, 63453), (9219, 42302), (9762, 39949), (11389, 34242), (11414, 34167), (17121, 22778), (18438, 21151)]