161522306

素因数分解:

$2^1\times {\mathrm{11}}^1\times {\mathrm{19}}^1\times {\mathrm{491}}^1\times {\mathrm{787}}^1$

素因数の和:1310

約数の個数: 32

約数和(自身を含む): 279141120

約数和(自身を除く): 117618814

約数列:

[1, 2, 11, 19, 22, 38, 209, 418, 491, 787, 982, 1574, 5401, 8657, 9329, 10802, 14953, 17314, 18658, 29906, 102619, 164483, 205238, 328966, 386417, 772834, 4250587, 7341923, 8501174, 14683846, 80761153, 161522306]

約数ペア:

[(1, 161522306), (2, 80761153), (11, 14683846), (19, 8501174), (22, 7341923), (38, 4250587), (209, 772834), (418, 386417), (491, 328966), (787, 205238), (982, 164483), (1574, 102619), (5401, 29906), (8657, 18658), (9329, 17314), (10802, 14953)]