157331356

素因数分解:

$2^2\times 7^3\times {\mathrm{13}}^1\times {\mathrm{8821}}^1$

素因数の和:8859

約数の個数: 48

約数和(自身を含む): 345822400

約数和(自身を除く): 188491044

約数列:

[1, 2, 4, 7, 13, 14, 26, 28, 49, 52, 91, 98, 182, 196, 343, 364, 637, 686, 1274, 1372, 2548, 4459, 8821, 8918, 17642, 17836, 35284, 61747, 114673, 123494, 229346, 246988, 432229, 458692, 802711, 864458, 1605422, 1728916, 3025603, 3210844, 5618977, 6051206, 11237954, 12102412, 22475908, 39332839, 78665678, 157331356]

約数ペア:

[(1, 157331356), (2, 78665678), (4, 39332839), (7, 22475908), (13, 12102412), (14, 11237954), (26, 6051206), (28, 5618977), (49, 3210844), (52, 3025603), (91, 1728916), (98, 1605422), (182, 864458), (196, 802711), (343, 458692), (364, 432229), (637, 246988), (686, 229346), (1274, 123494), (1372, 114673), (2548, 61747), (4459, 35284), (8821, 17836), (8918, 17642)]