256998404247

素因数分解:

$3^1\times {\mathrm{13}}^1\times {\mathrm{17}}^1\times {\mathrm{661}}^1\times {\mathrm{586429}}^1$

素因数の和:587123

約数の個数: 32

約数和(自身を含む): 391322393280

約数和(自身を除く): 134323989033

約数列:

[1, 3, 13, 17, 39, 51, 221, 661, 663, 1983, 8593, 11237, 25779, 33711, 146081, 438243, 586429, 1759287, 7623577, 9969293, 22870731, 29907879, 129600809, 387629569, 388802427, 1162888707, 5039184397, 6589702673, 15117553191, 19769108019, 85666134749, 256998404247]

約数ペア:

[(1, 256998404247), (3, 85666134749), (13, 19769108019), (17, 15117553191), (39, 6589702673), (51, 5039184397), (221, 1162888707), (661, 388802427), (663, 387629569), (1983, 129600809), (8593, 29907879), (11237, 22870731), (25779, 9969293), (33711, 7623577), (146081, 1759287), (438243, 586429)]