178848021

素因数分解:

$3^1\times {\mathrm{11}}^1\times {\mathrm{31}}^1\times {\mathrm{79}}^1\times {\mathrm{2213}}^1$

素因数の和:2337

約数の個数: 32

約数和(自身を含む): 272056320

約数和(自身を除く): 93208299

約数列:

[1, 3, 11, 31, 33, 79, 93, 237, 341, 869, 1023, 2213, 2449, 2607, 6639, 7347, 24343, 26939, 68603, 73029, 80817, 174827, 205809, 524481, 754633, 1923097, 2263899, 5419637, 5769291, 16258911, 59616007, 178848021]

約数ペア:

[(1, 178848021), (3, 59616007), (11, 16258911), (31, 5769291), (33, 5419637), (79, 2263899), (93, 1923097), (237, 754633), (341, 524481), (869, 205809), (1023, 174827), (2213, 80817), (2449, 73029), (2607, 68603), (6639, 26939), (7347, 24343)]