28373796

素因数分解:

$2^2\times 3^2\times {\mathrm{11}}^1\times {\mathrm{137}}^1\times {\mathrm{523}}^1$

素因数の和:681

約数の個数: 72

約数和(自身を含む): 78964704

約数和(自身を除く): 50590908

約数列:

[1, 2, 3, 4, 6, 9, 11, 12, 18, 22, 33, 36, 44, 66, 99, 132, 137, 198, 274, 396, 411, 523, 548, 822, 1046, 1233, 1507, 1569, 1644, 2092, 2466, 3014, 3138, 4521, 4707, 4932, 5753, 6028, 6276, 9042, 9414, 11506, 13563, 17259, 18084, 18828, 23012, 27126, 34518, 51777, 54252, 69036, 71651, 103554, 143302, 207108, 214953, 286604, 429906, 644859, 788161, 859812, 1289718, 1576322, 2364483, 2579436, 3152644, 4728966, 7093449, 9457932, 14186898, 28373796]

約数ペア:

[(1, 28373796), (2, 14186898), (3, 9457932), (4, 7093449), (6, 4728966), (9, 3152644), (11, 2579436), (12, 2364483), (18, 1576322), (22, 1289718), (33, 859812), (36, 788161), (44, 644859), (66, 429906), (99, 286604), (132, 214953), (137, 207108), (198, 143302), (274, 103554), (396, 71651), (411, 69036), (523, 54252), (548, 51777), (822, 34518), (1046, 27126), (1233, 23012), (1507, 18828), (1569, 18084), (1644, 17259), (2092, 13563), (2466, 11506), (3014, 9414), (3138, 9042), (4521, 6276), (4707, 6028), (4932, 5753)]