187291251

素因数分解:

$3^3\times 7^1\times {\mathrm{29}}^1\times {\mathrm{34171}}^1$

素因数の和:34216

約数の個数: 32

約数和(自身を含む): 328051200

約数和(自身を除く): 140759949

約数列:

[1, 3, 7, 9, 21, 27, 29, 63, 87, 189, 203, 261, 609, 783, 1827, 5481, 34171, 102513, 239197, 307539, 717591, 922617, 990959, 2152773, 2972877, 6458319, 6936713, 8918631, 20810139, 26755893, 62430417, 187291251]

約数ペア:

[(1, 187291251), (3, 62430417), (7, 26755893), (9, 20810139), (21, 8918631), (27, 6936713), (29, 6458319), (63, 2972877), (87, 2152773), (189, 990959), (203, 922617), (261, 717591), (609, 307539), (783, 239197), (1827, 102513), (5481, 34171)]