25989873

素因数分解:

$3^1\times 7^1\times {\mathrm{13}}^1\times {\mathrm{31}}^1\times {\mathrm{37}}^1\times {\mathrm{83}}^1$

素因数の和:174

約数の個数: 64

約数和(自身を含む): 45760512

約数和(自身を除く): 19770639

約数列:

[1, 3, 7, 13, 21, 31, 37, 39, 83, 91, 93, 111, 217, 249, 259, 273, 403, 481, 581, 651, 777, 1079, 1147, 1209, 1443, 1743, 2573, 2821, 3071, 3237, 3367, 3441, 7553, 7719, 8029, 8463, 9213, 10101, 14911, 18011, 21497, 22659, 24087, 33449, 39923, 44733, 54033, 64491, 95201, 100347, 104377, 119769, 234143, 279461, 285603, 313131, 666407, 702429, 838383, 1237613, 1999221, 3712839, 8663291, 25989873]

約数ペア:

[(1, 25989873), (3, 8663291), (7, 3712839), (13, 1999221), (21, 1237613), (31, 838383), (37, 702429), (39, 666407), (83, 313131), (91, 285603), (93, 279461), (111, 234143), (217, 119769), (249, 104377), (259, 100347), (273, 95201), (403, 64491), (481, 54033), (581, 44733), (651, 39923), (777, 33449), (1079, 24087), (1147, 22659), (1209, 21497), (1443, 18011), (1743, 14911), (2573, 10101), (2821, 9213), (3071, 8463), (3237, 8029), (3367, 7719), (3441, 7553)]