25652295

素因数分解:

$3^5\times 5^1\times {\mathrm{43}}^1\times {\mathrm{491}}^1$

素因数の和:554

約数の個数: 48

約数和(自身を含む): 47279232

約数和(自身を除く): 21626937

約数列:

[1, 3, 5, 9, 15, 27, 43, 45, 81, 129, 135, 215, 243, 387, 405, 491, 645, 1161, 1215, 1473, 1935, 2455, 3483, 4419, 5805, 7365, 10449, 13257, 17415, 21113, 22095, 39771, 52245, 63339, 66285, 105565, 119313, 190017, 198855, 316695, 570051, 596565, 950085, 1710153, 2850255, 5130459, 8550765, 25652295]

約数ペア:

[(1, 25652295), (3, 8550765), (5, 5130459), (9, 2850255), (15, 1710153), (27, 950085), (43, 596565), (45, 570051), (81, 316695), (129, 198855), (135, 190017), (215, 119313), (243, 105565), (387, 66285), (405, 63339), (491, 52245), (645, 39771), (1161, 22095), (1215, 21113), (1473, 17415), (1935, 13257), (2455, 10449), (3483, 7365), (4419, 5805)]