28139907159

素因数分解:

$3^2\times 7^1\times {\mathrm{13}}^1\times {\mathrm{41}}^1\times {\mathrm{838021}}^1$

素因数の和:838088

約数の個数: 48

約数和(自身を含む): 51246721344

約数和(自身を除く): 23106814185

約数列:

[1, 3, 7, 9, 13, 21, 39, 41, 63, 91, 117, 123, 273, 287, 369, 533, 819, 861, 1599, 2583, 3731, 4797, 11193, 33579, 838021, 2514063, 5866147, 7542189, 10894273, 17598441, 32682819, 34358861, 52795323, 76259911, 98048457, 103076583, 228779733, 240512027, 309229749, 446665193, 686339199, 721536081, 1339995579, 2164608243, 3126656351, 4019986737, 9379969053, 28139907159]

約数ペア:

[(1, 28139907159), (3, 9379969053), (7, 4019986737), (9, 3126656351), (13, 2164608243), (21, 1339995579), (39, 721536081), (41, 686339199), (63, 446665193), (91, 309229749), (117, 240512027), (123, 228779733), (273, 103076583), (287, 98048457), (369, 76259911), (533, 52795323), (819, 34358861), (861, 32682819), (1599, 17598441), (2583, 10894273), (3731, 7542189), (4797, 5866147), (11193, 2514063), (33579, 838021)]