16880498937

素因数分解:

$3^2\times {\mathrm{37}}^1\times {\mathrm{347}}^2\times {\mathrm{421}}^1$

素因数の和:1158

約数の個数: 36

約数和(自身を含む): 25173970276

約数和(自身を除く): 8293471339

約数列:

[1, 3, 9, 37, 111, 333, 347, 421, 1041, 1263, 3123, 3789, 12839, 15577, 38517, 46731, 115551, 120409, 140193, 146087, 361227, 438261, 1083681, 1314783, 4455133, 5405219, 13365399, 16215657, 40096197, 48646971, 50692189, 152076567, 456229701, 1875610993, 5626832979, 16880498937]

約数ペア:

[(1, 16880498937), (3, 5626832979), (9, 1875610993), (37, 456229701), (111, 152076567), (333, 50692189), (347, 48646971), (421, 40096197), (1041, 16215657), (1263, 13365399), (3123, 5405219), (3789, 4455133), (12839, 1314783), (15577, 1083681), (38517, 438261), (46731, 361227), (115551, 146087), (120409, 140193)]