31726749957

素因数分解:

$3^1\times 7^2\times {\mathrm{31}}^1\times {\mathrm{349}}^1\times {\mathrm{19949}}^1$

素因数の和:20346

約数の個数: 48

約数和(自身を含む): 50944320000

約数和(自身を除く): 19217570043

約数列:

[1, 3, 7, 21, 31, 49, 93, 147, 217, 349, 651, 1047, 1519, 2443, 4557, 7329, 10819, 17101, 19949, 32457, 51303, 59847, 75733, 139643, 227199, 418929, 530131, 618419, 977501, 1590393, 1855257, 2932503, 4328933, 6962201, 12986799, 20886603, 30302531, 48735407, 90907593, 146206221, 215828231, 341147849, 647484693, 1023443547, 1510797617, 4532392851, 10575583319, 31726749957]

約数ペア:

[(1, 31726749957), (3, 10575583319), (7, 4532392851), (21, 1510797617), (31, 1023443547), (49, 647484693), (93, 341147849), (147, 215828231), (217, 146206221), (349, 90907593), (651, 48735407), (1047, 30302531), (1519, 20886603), (2443, 12986799), (4557, 6962201), (7329, 4328933), (10819, 2932503), (17101, 1855257), (19949, 1590393), (32457, 977501), (51303, 618419), (59847, 530131), (75733, 418929), (139643, 227199)]