12105972

素因数分解:

$2^2\times 3^2\times {\mathrm{17}}^1\times {\mathrm{131}}^1\times {\mathrm{151}}^1$

素因数の和:309

約数の個数: 72

約数和(自身を含む): 32864832

約数和(自身を除く): 20758860

約数列:

[1, 2, 3, 4, 6, 9, 12, 17, 18, 34, 36, 51, 68, 102, 131, 151, 153, 204, 262, 302, 306, 393, 453, 524, 604, 612, 786, 906, 1179, 1359, 1572, 1812, 2227, 2358, 2567, 2718, 4454, 4716, 5134, 5436, 6681, 7701, 8908, 10268, 13362, 15402, 19781, 20043, 23103, 26724, 30804, 39562, 40086, 46206, 59343, 79124, 80172, 92412, 118686, 178029, 237372, 336277, 356058, 672554, 712116, 1008831, 1345108, 2017662, 3026493, 4035324, 6052986, 12105972]

約数ペア:

[(1, 12105972), (2, 6052986), (3, 4035324), (4, 3026493), (6, 2017662), (9, 1345108), (12, 1008831), (17, 712116), (18, 672554), (34, 356058), (36, 336277), (51, 237372), (68, 178029), (102, 118686), (131, 92412), (151, 80172), (153, 79124), (204, 59343), (262, 46206), (302, 40086), (306, 39562), (393, 30804), (453, 26724), (524, 23103), (604, 20043), (612, 19781), (786, 15402), (906, 13362), (1179, 10268), (1359, 8908), (1572, 7701), (1812, 6681), (2227, 5436), (2358, 5134), (2567, 4716), (2718, 4454)]