238139356

素因数分解:

$2^2\times 7^1\times {\mathrm{13}}^1\times {\mathrm{654229}}^1$

素因数の和:654253

約数の個数: 24

約数和(自身を含む): 512916320

約数和(自身を除く): 274776964

約数列:

[1, 2, 4, 7, 13, 14, 26, 28, 52, 91, 182, 364, 654229, 1308458, 2616916, 4579603, 8504977, 9159206, 17009954, 18318412, 34019908, 59534839, 119069678, 238139356]

約数ペア:

[(1, 238139356), (2, 119069678), (4, 59534839), (7, 34019908), (13, 18318412), (14, 17009954), (26, 9159206), (28, 8504977), (52, 4579603), (91, 2616916), (182, 1308458), (364, 654229)]