201988227

素因数分解:

$3^1\times 7^1\times {\mathrm{79}}^1\times {\mathrm{109}}^1\times {\mathrm{1117}}^1$

素因数の和:1315

約数の個数: 32

約数和(自身を含む): 314828800

約数和(自身を除く): 112840573

約数列:

[1, 3, 7, 21, 79, 109, 237, 327, 553, 763, 1117, 1659, 2289, 3351, 7819, 8611, 23457, 25833, 60277, 88243, 121753, 180831, 264729, 365259, 617701, 852271, 1853103, 2556813, 9618487, 28855461, 67329409, 201988227]

約数ペア:

[(1, 201988227), (3, 67329409), (7, 28855461), (21, 9618487), (79, 2556813), (109, 1853103), (237, 852271), (327, 617701), (553, 365259), (763, 264729), (1117, 180831), (1659, 121753), (2289, 88243), (3351, 60277), (7819, 25833), (8611, 23457)]