169747221

素因数分解:

$3^1\times 7^2\times {\mathrm{47}}^1\times {\mathrm{79}}^1\times {\mathrm{311}}^1$

素因数の和:454

約数の個数: 48

約数和(自身を含む): 273162240

約数和(自身を除く): 103415019

約数列:

[1, 3, 7, 21, 47, 49, 79, 141, 147, 237, 311, 329, 553, 933, 987, 1659, 2177, 2303, 3713, 3871, 6531, 6909, 11139, 11613, 14617, 15239, 24569, 25991, 43851, 45717, 73707, 77973, 102319, 171983, 181937, 306957, 515949, 545811, 716233, 1154743, 1203881, 2148699, 3464229, 3611643, 8083201, 24249603, 56582407, 169747221]

約数ペア:

[(1, 169747221), (3, 56582407), (7, 24249603), (21, 8083201), (47, 3611643), (49, 3464229), (79, 2148699), (141, 1203881), (147, 1154743), (237, 716233), (311, 545811), (329, 515949), (553, 306957), (933, 181937), (987, 171983), (1659, 102319), (2177, 77973), (2303, 73707), (3713, 45717), (3871, 43851), (6531, 25991), (6909, 24569), (11139, 15239), (11613, 14617)]