890766

素因数分解:

$2^1\times 3^2\times {\mathrm{17}}^1\times {\mathrm{41}}^1\times {\mathrm{71}}^1$

素因数の和:137

約数の個数: 48

約数和(自身を含む): 2122848

約数和(自身を除く): 1232082

約数列:

[1, 2, 3, 6, 9, 17, 18, 34, 41, 51, 71, 82, 102, 123, 142, 153, 213, 246, 306, 369, 426, 639, 697, 738, 1207, 1278, 1394, 2091, 2414, 2911, 3621, 4182, 5822, 6273, 7242, 8733, 10863, 12546, 17466, 21726, 26199, 49487, 52398, 98974, 148461, 296922, 445383, 890766]

約数ペア:

[(1, 890766), (2, 445383), (3, 296922), (6, 148461), (9, 98974), (17, 52398), (18, 49487), (34, 26199), (41, 21726), (51, 17466), (71, 12546), (82, 10863), (102, 8733), (123, 7242), (142, 6273), (153, 5822), (213, 4182), (246, 3621), (306, 2911), (369, 2414), (426, 2091), (639, 1394), (697, 1278), (738, 1207)]