26221365

素因数分解:

$3^2\times 5^1\times {\mathrm{29}}^1\times {\mathrm{71}}^1\times {\mathrm{283}}^1$

素因数の和:394

約数の個数: 48

約数和(自身を含む): 47848320

約数和(自身を除く): 21626955

約数列:

[1, 3, 5, 9, 15, 29, 45, 71, 87, 145, 213, 261, 283, 355, 435, 639, 849, 1065, 1305, 1415, 2059, 2547, 3195, 4245, 6177, 8207, 10295, 12735, 18531, 20093, 24621, 30885, 41035, 60279, 73863, 92655, 100465, 123105, 180837, 301395, 369315, 582697, 904185, 1748091, 2913485, 5244273, 8740455, 26221365]

約数ペア:

[(1, 26221365), (3, 8740455), (5, 5244273), (9, 2913485), (15, 1748091), (29, 904185), (45, 582697), (71, 369315), (87, 301395), (145, 180837), (213, 123105), (261, 100465), (283, 92655), (355, 73863), (435, 60279), (639, 41035), (849, 30885), (1065, 24621), (1305, 20093), (1415, 18531), (2059, 12735), (2547, 10295), (3195, 8207), (4245, 6177)]