1245776

素因数分解:

$2^4\times 7^3\times {\mathrm{227}}^1$

素因数の和:256

約数の個数: 40

約数和(自身を含む): 2827200

約数和(自身を除く): 1581424

約数列:

[1, 2, 4, 7, 8, 14, 16, 28, 49, 56, 98, 112, 196, 227, 343, 392, 454, 686, 784, 908, 1372, 1589, 1816, 2744, 3178, 3632, 5488, 6356, 11123, 12712, 22246, 25424, 44492, 77861, 88984, 155722, 177968, 311444, 622888, 1245776]

約数ペア:

[(1, 1245776), (2, 622888), (4, 311444), (7, 177968), (8, 155722), (14, 88984), (16, 77861), (28, 44492), (49, 25424), (56, 22246), (98, 12712), (112, 11123), (196, 6356), (227, 5488), (343, 3632), (392, 3178), (454, 2744), (686, 1816), (784, 1589), (908, 1372)]