254135518

素因数分解:

$2^1\times 7^1\times {\mathrm{13}}^1\times {\mathrm{349}}^1\times {\mathrm{4001}}^1$

素因数の和:4372

約数の個数: 32

約数和(自身を含む): 470635200

約数和(自身を除く): 216499682

約数列:

[1, 2, 7, 13, 14, 26, 91, 182, 349, 698, 2443, 4001, 4537, 4886, 8002, 9074, 28007, 31759, 52013, 56014, 63518, 104026, 364091, 728182, 1396349, 2792698, 9774443, 18152537, 19548886, 36305074, 127067759, 254135518]

約数ペア:

[(1, 254135518), (2, 127067759), (7, 36305074), (13, 19548886), (14, 18152537), (26, 9774443), (91, 2792698), (182, 1396349), (349, 728182), (698, 364091), (2443, 104026), (4001, 63518), (4537, 56014), (4886, 52013), (8002, 31759), (9074, 28007)]