208598403

素因数分解:

$3^1\times {\mathrm{13}}^1\times {\mathrm{67}}^1\times {\mathrm{97}}^1\times {\mathrm{823}}^1$

素因数の和:1003

約数の個数: 32

約数和(自身を含む): 307503616

約数和(自身を除く): 98905213

約数列:

[1, 3, 13, 39, 67, 97, 201, 291, 823, 871, 1261, 2469, 2613, 3783, 6499, 10699, 19497, 32097, 55141, 79831, 84487, 165423, 239493, 253461, 716833, 1037803, 2150499, 3113409, 5348677, 16046031, 69532801, 208598403]

約数ペア:

[(1, 208598403), (3, 69532801), (13, 16046031), (39, 5348677), (67, 3113409), (97, 2150499), (201, 1037803), (291, 716833), (823, 253461), (871, 239493), (1261, 165423), (2469, 84487), (2613, 79831), (3783, 55141), (6499, 32097), (10699, 19497)]