221607736

素因数分解:

$2^3\times 7^1\times {\mathrm{101}}^1\times {\mathrm{39181}}^1$

素因数の和:39295

約数の個数: 32

約数和(自身を含む): 479587680

約数和(自身を除く): 257979944

約数列:

[1, 2, 4, 7, 8, 14, 28, 56, 101, 202, 404, 707, 808, 1414, 2828, 5656, 39181, 78362, 156724, 274267, 313448, 548534, 1097068, 2194136, 3957281, 7914562, 15829124, 27700967, 31658248, 55401934, 110803868, 221607736]

約数ペア:

[(1, 221607736), (2, 110803868), (4, 55401934), (7, 31658248), (8, 27700967), (14, 15829124), (28, 7914562), (56, 3957281), (101, 2194136), (202, 1097068), (404, 548534), (707, 313448), (808, 274267), (1414, 156724), (2828, 78362), (5656, 39181)]