19628500515

素因数分解:

$3^1\times 5^1\times {\mathrm{13}}^1\times {\mathrm{41}}^1\times {\mathrm{281}}^1\times {\mathrm{8737}}^1$

素因数の和:9080

約数の個数: 64

約数和(自身を含む): 34773604992

約数和(自身を除く): 15145104477

約数列:

[1, 3, 5, 13, 15, 39, 41, 65, 123, 195, 205, 281, 533, 615, 843, 1405, 1599, 2665, 3653, 4215, 7995, 8737, 10959, 11521, 18265, 26211, 34563, 43685, 54795, 57605, 113581, 131055, 149773, 172815, 340743, 358217, 449319, 567905, 748865, 1074651, 1703715, 1791085, 2246595, 2455097, 4656821, 5373255, 7365291, 12275485, 13970463, 23284105, 31916261, 36826455, 69852315, 95748783, 100658977, 159581305, 301976931, 478743915, 503294885, 1308566701, 1509884655, 3925700103, 6542833505, 19628500515]

約数ペア:

[(1, 19628500515), (3, 6542833505), (5, 3925700103), (13, 1509884655), (15, 1308566701), (39, 503294885), (41, 478743915), (65, 301976931), (123, 159581305), (195, 100658977), (205, 95748783), (281, 69852315), (533, 36826455), (615, 31916261), (843, 23284105), (1405, 13970463), (1599, 12275485), (2665, 7365291), (3653, 5373255), (4215, 4656821), (7995, 2455097), (8737, 2246595), (10959, 1791085), (11521, 1703715), (18265, 1074651), (26211, 748865), (34563, 567905), (43685, 449319), (54795, 358217), (57605, 340743), (113581, 172815), (131055, 149773)]