28428744

素因数分解:

$2^3\times 3^1\times {\mathrm{41}}^1\times {\mathrm{167}}^1\times {\mathrm{173}}^1$

素因数の和:390

約数の個数: 64

約数和(自身を含む): 73664640

約数和(自身を除く): 45235896

約数列:

[1, 2, 3, 4, 6, 8, 12, 24, 41, 82, 123, 164, 167, 173, 246, 328, 334, 346, 492, 501, 519, 668, 692, 984, 1002, 1038, 1336, 1384, 2004, 2076, 4008, 4152, 6847, 7093, 13694, 14186, 20541, 21279, 27388, 28372, 28891, 41082, 42558, 54776, 56744, 57782, 82164, 85116, 86673, 115564, 164328, 170232, 173346, 231128, 346692, 693384, 1184531, 2369062, 3553593, 4738124, 7107186, 9476248, 14214372, 28428744]

約数ペア:

[(1, 28428744), (2, 14214372), (3, 9476248), (4, 7107186), (6, 4738124), (8, 3553593), (12, 2369062), (24, 1184531), (41, 693384), (82, 346692), (123, 231128), (164, 173346), (167, 170232), (173, 164328), (246, 115564), (328, 86673), (334, 85116), (346, 82164), (492, 57782), (501, 56744), (519, 54776), (668, 42558), (692, 41082), (984, 28891), (1002, 28372), (1038, 27388), (1336, 21279), (1384, 20541), (2004, 14186), (2076, 13694), (4008, 7093), (4152, 6847)]