15247818

素因数分解:

$2^1\times 3^3\times {\mathrm{41}}^1\times {\mathrm{71}}^1\times {\mathrm{97}}^1$

素因数の和:220

約数の個数: 64

約数和(自身を含む): 35562240

約数和(自身を除く): 20314422

約数列:

[1, 2, 3, 6, 9, 18, 27, 41, 54, 71, 82, 97, 123, 142, 194, 213, 246, 291, 369, 426, 582, 639, 738, 873, 1107, 1278, 1746, 1917, 2214, 2619, 2911, 3834, 3977, 5238, 5822, 6887, 7954, 8733, 11931, 13774, 17466, 20661, 23862, 26199, 35793, 41322, 52398, 61983, 71586, 78597, 107379, 123966, 157194, 185949, 214758, 282367, 371898, 564734, 847101, 1694202, 2541303, 5082606, 7623909, 15247818]

約数ペア:

[(1, 15247818), (2, 7623909), (3, 5082606), (6, 2541303), (9, 1694202), (18, 847101), (27, 564734), (41, 371898), (54, 282367), (71, 214758), (82, 185949), (97, 157194), (123, 123966), (142, 107379), (194, 78597), (213, 71586), (246, 61983), (291, 52398), (369, 41322), (426, 35793), (582, 26199), (639, 23862), (738, 20661), (873, 17466), (1107, 13774), (1278, 11931), (1746, 8733), (1917, 7954), (2214, 6887), (2619, 5822), (2911, 5238), (3834, 3977)]