268871679

素因数分解:

$3^2\times {\mathrm{19}}^1\times {\mathrm{23}}^1\times {\mathrm{137}}^1\times {\mathrm{499}}^1$

素因数の和:684

約数の個数: 48

約数和(自身を含む): 430560000

約数和(自身を除く): 161688321

約数列:

[1, 3, 9, 19, 23, 57, 69, 137, 171, 207, 411, 437, 499, 1233, 1311, 1497, 2603, 3151, 3933, 4491, 7809, 9453, 9481, 11477, 23427, 28359, 28443, 34431, 59869, 68363, 85329, 103293, 179607, 205089, 218063, 538821, 615267, 654189, 1298897, 1572349, 1962567, 3896691, 4717047, 11690073, 14151141, 29874631, 89623893, 268871679]

約数ペア:

[(1, 268871679), (3, 89623893), (9, 29874631), (19, 14151141), (23, 11690073), (57, 4717047), (69, 3896691), (137, 1962567), (171, 1572349), (207, 1298897), (411, 654189), (437, 615267), (499, 538821), (1233, 218063), (1311, 205089), (1497, 179607), (2603, 103293), (3151, 85329), (3933, 68363), (4491, 59869), (7809, 34431), (9453, 28443), (9481, 28359), (11477, 23427)]