221551148

素因数分解:

$2^2\times 7^2\times {\mathrm{13}}^1\times {\mathrm{86951}}^1$

素因数の和:86982

約数の個数: 36

約数和(自身を含む): 485713872

約数和(自身を除く): 264162724

約数列:

[1, 2, 4, 7, 13, 14, 26, 28, 49, 52, 91, 98, 182, 196, 364, 637, 1274, 2548, 86951, 173902, 347804, 608657, 1130363, 1217314, 2260726, 2434628, 4260599, 4521452, 7912541, 8521198, 15825082, 17042396, 31650164, 55387787, 110775574, 221551148]

約数ペア:

[(1, 221551148), (2, 110775574), (4, 55387787), (7, 31650164), (13, 17042396), (14, 15825082), (26, 8521198), (28, 7912541), (49, 4521452), (52, 4260599), (91, 2434628), (98, 2260726), (182, 1217314), (196, 1130363), (364, 608657), (637, 347804), (1274, 173902), (2548, 86951)]