201557786

素因数分解:

$2^1\times {\mathrm{23}}^1\times {\mathrm{61}}^1\times {\mathrm{109}}^1\times {\mathrm{659}}^1$

素因数の和:854

約数の個数: 32

約数和(自身を含む): 324086400

約数和(自身を除く): 122528614

約数列:

[1, 2, 23, 46, 61, 109, 122, 218, 659, 1318, 1403, 2507, 2806, 5014, 6649, 13298, 15157, 30314, 40199, 71831, 80398, 143662, 152927, 305854, 924577, 1652113, 1849154, 3304226, 4381691, 8763382, 100778893, 201557786]

約数ペア:

[(1, 201557786), (2, 100778893), (23, 8763382), (46, 4381691), (61, 3304226), (109, 1849154), (122, 1652113), (218, 924577), (659, 305854), (1318, 152927), (1403, 143662), (2507, 80398), (2806, 71831), (5014, 40199), (6649, 30314), (13298, 15157)]