247778864

素因数分解:

$2^4\times {\mathrm{67}}^1\times {\mathrm{181}}^1\times {\mathrm{1277}}^1$

素因数の和:1533

約数の個数: 40

約数和(自身を含む): 490312368

約数和(自身を除く): 242533504

約数列:

[1, 2, 4, 8, 16, 67, 134, 181, 268, 362, 536, 724, 1072, 1277, 1448, 2554, 2896, 5108, 10216, 12127, 20432, 24254, 48508, 85559, 97016, 171118, 194032, 231137, 342236, 462274, 684472, 924548, 1368944, 1849096, 3698192, 15486179, 30972358, 61944716, 123889432, 247778864]

約数ペア:

[(1, 247778864), (2, 123889432), (4, 61944716), (8, 30972358), (16, 15486179), (67, 3698192), (134, 1849096), (181, 1368944), (268, 924548), (362, 684472), (536, 462274), (724, 342236), (1072, 231137), (1277, 194032), (1448, 171118), (2554, 97016), (2896, 85559), (5108, 48508), (10216, 24254), (12127, 20432)]