221785488

素因数分解:

$2^4\times 3^2\times {\mathrm{1540177}}^1$

素因数の和:1540191

約数の個数: 30

約数和(自身を含む): 620691734

約数和(自身を除く): 398906246

約数列:

[1, 2, 3, 4, 6, 8, 9, 12, 16, 18, 24, 36, 48, 72, 144, 1540177, 3080354, 4620531, 6160708, 9241062, 12321416, 13861593, 18482124, 24642832, 27723186, 36964248, 55446372, 73928496, 110892744, 221785488]

約数ペア:

[(1, 221785488), (2, 110892744), (3, 73928496), (4, 55446372), (6, 36964248), (8, 27723186), (9, 24642832), (12, 18482124), (16, 13861593), (18, 12321416), (24, 9241062), (36, 6160708), (48, 4620531), (72, 3080354), (144, 1540177)]