25936407

素因数分解:

$3^2\times 7^1\times {\mathrm{17}}^1\times {\mathrm{61}}^1\times {\mathrm{397}}^1$

素因数の和:488

約数の個数: 48

約数和(自身を含む): 46193472

約数和(自身を除く): 20257065

約数列:

[1, 3, 7, 9, 17, 21, 51, 61, 63, 119, 153, 183, 357, 397, 427, 549, 1037, 1071, 1191, 1281, 2779, 3111, 3573, 3843, 6749, 7259, 8337, 9333, 20247, 21777, 24217, 25011, 47243, 60741, 65331, 72651, 141729, 169519, 217953, 411689, 425187, 508557, 1235067, 1525671, 2881823, 3705201, 8645469, 25936407]

約数ペア:

[(1, 25936407), (3, 8645469), (7, 3705201), (9, 2881823), (17, 1525671), (21, 1235067), (51, 508557), (61, 425187), (63, 411689), (119, 217953), (153, 169519), (183, 141729), (357, 72651), (397, 65331), (427, 60741), (549, 47243), (1037, 25011), (1071, 24217), (1191, 21777), (1281, 20247), (2779, 9333), (3111, 8337), (3573, 7259), (3843, 6749)]