25708021227

素因数分解:

$3^2\times 7^1\times {\mathrm{139}}^1\times {\mathrm{257}}^1\times {\mathrm{11423}}^1$

素因数の和:11832

約数の個数: 48

約数和(自身を含む): 42914027520

約数和(自身を除く): 17206006293

約数列:

[1, 3, 7, 9, 21, 63, 139, 257, 417, 771, 973, 1251, 1799, 2313, 2919, 5397, 8757, 11423, 16191, 34269, 35723, 79961, 102807, 107169, 239883, 250061, 321507, 719649, 750183, 1587797, 2250549, 2935711, 4763391, 8807133, 11114579, 14290173, 20549977, 26421399, 33343737, 61649931, 100031211, 184949793, 408063829, 1224191487, 2856446803, 3672574461, 8569340409, 25708021227]

約数ペア:

[(1, 25708021227), (3, 8569340409), (7, 3672574461), (9, 2856446803), (21, 1224191487), (63, 408063829), (139, 184949793), (257, 100031211), (417, 61649931), (771, 33343737), (973, 26421399), (1251, 20549977), (1799, 14290173), (2313, 11114579), (2919, 8807133), (5397, 4763391), (8757, 2935711), (11423, 2250549), (16191, 1587797), (34269, 750183), (35723, 719649), (79961, 321507), (102807, 250061), (107169, 239883)]