213883395

素因数分解:

$3^1\times 5^1\times {\mathrm{11}}^1\times {\mathrm{449}}^1\times {\mathrm{2887}}^1$

素因数の和:3355

約数の個数: 32

約数和(自身を含む): 374284800

約数和(自身を除く): 160401405

約数列:

[1, 3, 5, 11, 15, 33, 55, 165, 449, 1347, 2245, 2887, 4939, 6735, 8661, 14435, 14817, 24695, 31757, 43305, 74085, 95271, 158785, 476355, 1296263, 3888789, 6481315, 14258893, 19443945, 42776679, 71294465, 213883395]

約数ペア:

[(1, 213883395), (3, 71294465), (5, 42776679), (11, 19443945), (15, 14258893), (33, 6481315), (55, 3888789), (165, 1296263), (449, 476355), (1347, 158785), (2245, 95271), (2887, 74085), (4939, 43305), (6735, 31757), (8661, 24695), (14435, 14817)]