399156651

素因数分解:

$3^2\times {\mathrm{17}}^1\times {\mathrm{23}}^1\times {\mathrm{31}}^1\times {\mathrm{3659}}^1$

素因数の和:3736

約数の個数: 48

約数和(自身を含む): 657745920

約数和(自身を除く): 258589269

約数列:

[1, 3, 9, 17, 23, 31, 51, 69, 93, 153, 207, 279, 391, 527, 713, 1173, 1581, 2139, 3519, 3659, 4743, 6417, 10977, 12121, 32931, 36363, 62203, 84157, 109089, 113429, 186609, 252471, 340287, 559827, 757413, 1020861, 1430669, 1928293, 2608867, 4292007, 5784879, 7826601, 12876021, 17354637, 23479803, 44350739, 133052217, 399156651]

約数ペア:

[(1, 399156651), (3, 133052217), (9, 44350739), (17, 23479803), (23, 17354637), (31, 12876021), (51, 7826601), (69, 5784879), (93, 4292007), (153, 2608867), (207, 1928293), (279, 1430669), (391, 1020861), (527, 757413), (713, 559827), (1173, 340287), (1581, 252471), (2139, 186609), (3519, 113429), (3659, 109089), (4743, 84157), (6417, 62203), (10977, 36363), (12121, 32931)]