31310955

素因数分解:

$3^4\times 5^1\times {\mathrm{13}}^1\times {\mathrm{19}}^1\times {\mathrm{313}}^1$

素因数の和:362

約数の個数: 80

約数和(自身を含む): 63829920

約数和(自身を除く): 32518965

約数列:

[1, 3, 5, 9, 13, 15, 19, 27, 39, 45, 57, 65, 81, 95, 117, 135, 171, 195, 247, 285, 313, 351, 405, 513, 585, 741, 855, 939, 1053, 1235, 1539, 1565, 1755, 2223, 2565, 2817, 3705, 4069, 4695, 5265, 5947, 6669, 7695, 8451, 11115, 12207, 14085, 17841, 20007, 20345, 25353, 29735, 33345, 36621, 42255, 53523, 61035, 77311, 89205, 100035, 109863, 126765, 160569, 183105, 231933, 267615, 329589, 386555, 481707, 549315, 695799, 802845, 1159665, 1647945, 2087397, 2408535, 3478995, 6262191, 10436985, 31310955]

約数ペア:

[(1, 31310955), (3, 10436985), (5, 6262191), (9, 3478995), (13, 2408535), (15, 2087397), (19, 1647945), (27, 1159665), (39, 802845), (45, 695799), (57, 549315), (65, 481707), (81, 386555), (95, 329589), (117, 267615), (135, 231933), (171, 183105), (195, 160569), (247, 126765), (285, 109863), (313, 100035), (351, 89205), (405, 77311), (513, 61035), (585, 53523), (741, 42255), (855, 36621), (939, 33345), (1053, 29735), (1235, 25353), (1539, 20345), (1565, 20007), (1755, 17841), (2223, 14085), (2565, 12207), (2817, 11115), (3705, 8451), (4069, 7695), (4695, 6669), (5265, 5947)]