216959638

素因数分解:

$2^1\times 7^1\times {\mathrm{31}}^1\times {\mathrm{37}}^1\times {\mathrm{59}}^1\times {\mathrm{229}}^1$

素因数の和:365

約数の個数: 64

約数和(自身を含む): 402739200

約数和(自身を除く): 185779562

約数列:

[1, 2, 7, 14, 31, 37, 59, 62, 74, 118, 217, 229, 259, 413, 434, 458, 518, 826, 1147, 1603, 1829, 2183, 2294, 3206, 3658, 4366, 7099, 8029, 8473, 12803, 13511, 14198, 15281, 16058, 16946, 25606, 27022, 30562, 49693, 59311, 67673, 94577, 99386, 118622, 135346, 189154, 262663, 418841, 473711, 499907, 525326, 837682, 947422, 999814, 1838641, 2931887, 3499349, 3677282, 5863774, 6998698, 15497117, 30994234, 108479819, 216959638]

約数ペア:

[(1, 216959638), (2, 108479819), (7, 30994234), (14, 15497117), (31, 6998698), (37, 5863774), (59, 3677282), (62, 3499349), (74, 2931887), (118, 1838641), (217, 999814), (229, 947422), (259, 837682), (413, 525326), (434, 499907), (458, 473711), (518, 418841), (826, 262663), (1147, 189154), (1603, 135346), (1829, 118622), (2183, 99386), (2294, 94577), (3206, 67673), (3658, 59311), (4366, 49693), (7099, 30562), (8029, 27022), (8473, 25606), (12803, 16946), (13511, 16058), (14198, 15281)]