28218276

素因数分解:

$2^2\times 3^2\times {\mathrm{29}}^1\times {\mathrm{151}}^1\times {\mathrm{179}}^1$

素因数の和:369

約数の個数: 72

約数和(自身を含む): 74692800

約数和(自身を除く): 46474524

約数列:

[1, 2, 3, 4, 6, 9, 12, 18, 29, 36, 58, 87, 116, 151, 174, 179, 261, 302, 348, 358, 453, 522, 537, 604, 716, 906, 1044, 1074, 1359, 1611, 1812, 2148, 2718, 3222, 4379, 5191, 5436, 6444, 8758, 10382, 13137, 15573, 17516, 20764, 26274, 27029, 31146, 39411, 46719, 52548, 54058, 62292, 78822, 81087, 93438, 108116, 157644, 162174, 186876, 243261, 324348, 486522, 783841, 973044, 1567682, 2351523, 3135364, 4703046, 7054569, 9406092, 14109138, 28218276]

約数ペア:

[(1, 28218276), (2, 14109138), (3, 9406092), (4, 7054569), (6, 4703046), (9, 3135364), (12, 2351523), (18, 1567682), (29, 973044), (36, 783841), (58, 486522), (87, 324348), (116, 243261), (151, 186876), (174, 162174), (179, 157644), (261, 108116), (302, 93438), (348, 81087), (358, 78822), (453, 62292), (522, 54058), (537, 52548), (604, 46719), (716, 39411), (906, 31146), (1044, 27029), (1074, 26274), (1359, 20764), (1611, 17516), (1812, 15573), (2148, 13137), (2718, 10382), (3222, 8758), (4379, 6444), (5191, 5436)]