55220354

素因数分解:

$2^1\times 7^2\times {\mathrm{37}}^1\times {\mathrm{97}}^1\times {\mathrm{157}}^1$

素因数の和:307

約数の個数: 48

約数和(自身を含む): 100615032

約数和(自身を除く): 45394678

約数列:

[1, 2, 7, 14, 37, 49, 74, 97, 98, 157, 194, 259, 314, 518, 679, 1099, 1358, 1813, 2198, 3589, 3626, 4753, 5809, 7178, 7693, 9506, 11618, 15229, 15386, 25123, 30458, 40663, 50246, 81326, 106603, 175861, 213206, 284641, 351722, 563473, 569282, 746221, 1126946, 1492442, 3944311, 7888622, 27610177, 55220354]

約数ペア:

[(1, 55220354), (2, 27610177), (7, 7888622), (14, 3944311), (37, 1492442), (49, 1126946), (74, 746221), (97, 569282), (98, 563473), (157, 351722), (194, 284641), (259, 213206), (314, 175861), (518, 106603), (679, 81326), (1099, 50246), (1358, 40663), (1813, 30458), (2198, 25123), (3589, 15386), (3626, 15229), (4753, 11618), (5809, 9506), (7178, 7693)]