68989019

素因数分解:

${\mathrm{11}}^1\times {\mathrm{19}}^1\times {\mathrm{41}}^1\times {\mathrm{83}}^1\times {\mathrm{97}}^1$

素因数の和:251

約数の個数: 32

約数和(自身を含む): 82978560

約数和(自身を除く): 13989541

約数列:

[1, 11, 19, 41, 83, 97, 209, 451, 779, 913, 1067, 1577, 1843, 3403, 3977, 8051, 8569, 17347, 20273, 37433, 43747, 64657, 75563, 88561, 152969, 330091, 711227, 831193, 1682659, 3631001, 6271729, 68989019]

約数ペア:

[(1, 68989019), (11, 6271729), (19, 3631001), (41, 1682659), (83, 831193), (97, 711227), (209, 330091), (451, 152969), (779, 88561), (913, 75563), (1067, 64657), (1577, 43747), (1843, 37433), (3403, 20273), (3977, 17347), (8051, 8569)]