81089358

素因数分解:

$2^1\times 3^1\times 7^1\times {\mathrm{229}}^1\times {\mathrm{8431}}^1$

素因数の和:8672

約数の個数: 32

約数和(自身を含む): 186178560

約数和(自身を除く): 105089202

約数列:

[1, 2, 3, 6, 7, 14, 21, 42, 229, 458, 687, 1374, 1603, 3206, 4809, 8431, 9618, 16862, 25293, 50586, 59017, 118034, 177051, 354102, 1930699, 3861398, 5792097, 11584194, 13514893, 27029786, 40544679, 81089358]

約数ペア:

[(1, 81089358), (2, 40544679), (3, 27029786), (6, 13514893), (7, 11584194), (14, 5792097), (21, 3861398), (42, 1930699), (229, 354102), (458, 177051), (687, 118034), (1374, 59017), (1603, 50586), (3206, 25293), (4809, 16862), (8431, 9618)]