2478546

素因数分解:

$2^1\times 3^3\times 7^1\times {\mathrm{79}}^1\times {\mathrm{83}}^1$

素因数の和:180

約数の個数: 64

約数和(自身を含む): 6451200

約数和(自身を除く): 3972654

約数列:

[1, 2, 3, 6, 7, 9, 14, 18, 21, 27, 42, 54, 63, 79, 83, 126, 158, 166, 189, 237, 249, 378, 474, 498, 553, 581, 711, 747, 1106, 1162, 1422, 1494, 1659, 1743, 2133, 2241, 3318, 3486, 4266, 4482, 4977, 5229, 6557, 9954, 10458, 13114, 14931, 15687, 19671, 29862, 31374, 39342, 45899, 59013, 91798, 118026, 137697, 177039, 275394, 354078, 413091, 826182, 1239273, 2478546]

約数ペア:

[(1, 2478546), (2, 1239273), (3, 826182), (6, 413091), (7, 354078), (9, 275394), (14, 177039), (18, 137697), (21, 118026), (27, 91798), (42, 59013), (54, 45899), (63, 39342), (79, 31374), (83, 29862), (126, 19671), (158, 15687), (166, 14931), (189, 13114), (237, 10458), (249, 9954), (378, 6557), (474, 5229), (498, 4977), (553, 4482), (581, 4266), (711, 3486), (747, 3318), (1106, 2241), (1162, 2133), (1422, 1743), (1494, 1659)]