389780604

素因数分解:

$2^2\times 3^2\times {\mathrm{41}}^1\times {\mathrm{181}}^1\times {\mathrm{1459}}^1$

素因数の和:1691

約数の個数: 72

約数和(自身を含む): 1015581840

約数和(自身を除く): 625801236

約数列:

[1, 2, 3, 4, 6, 9, 12, 18, 36, 41, 82, 123, 164, 181, 246, 362, 369, 492, 543, 724, 738, 1086, 1459, 1476, 1629, 2172, 2918, 3258, 4377, 5836, 6516, 7421, 8754, 13131, 14842, 17508, 22263, 26262, 29684, 44526, 52524, 59819, 66789, 89052, 119638, 133578, 179457, 239276, 264079, 267156, 358914, 528158, 538371, 717828, 792237, 1056316, 1076742, 1584474, 2153484, 2376711, 3168948, 4753422, 9506844, 10827239, 21654478, 32481717, 43308956, 64963434, 97445151, 129926868, 194890302, 389780604]

約数ペア:

[(1, 389780604), (2, 194890302), (3, 129926868), (4, 97445151), (6, 64963434), (9, 43308956), (12, 32481717), (18, 21654478), (36, 10827239), (41, 9506844), (82, 4753422), (123, 3168948), (164, 2376711), (181, 2153484), (246, 1584474), (362, 1076742), (369, 1056316), (492, 792237), (543, 717828), (724, 538371), (738, 528158), (1086, 358914), (1459, 267156), (1476, 264079), (1629, 239276), (2172, 179457), (2918, 133578), (3258, 119638), (4377, 89052), (5836, 66789), (6516, 59819), (7421, 52524), (8754, 44526), (13131, 29684), (14842, 26262), (17508, 22263)]