7980228

素因数分解:

$2^2\times 3^3\times {\mathrm{19}}^1\times {\mathrm{3889}}^1$

素因数の和:3921

約数の個数: 48

約数和(自身を含む): 21784000

約数和(自身を除く): 13803772

約数列:

[1, 2, 3, 4, 6, 9, 12, 18, 19, 27, 36, 38, 54, 57, 76, 108, 114, 171, 228, 342, 513, 684, 1026, 2052, 3889, 7778, 11667, 15556, 23334, 35001, 46668, 70002, 73891, 105003, 140004, 147782, 210006, 221673, 295564, 420012, 443346, 665019, 886692, 1330038, 1995057, 2660076, 3990114, 7980228]

約数ペア:

[(1, 7980228), (2, 3990114), (3, 2660076), (4, 1995057), (6, 1330038), (9, 886692), (12, 665019), (18, 443346), (19, 420012), (27, 295564), (36, 221673), (38, 210006), (54, 147782), (57, 140004), (76, 105003), (108, 73891), (114, 70002), (171, 46668), (228, 35001), (342, 23334), (513, 15556), (684, 11667), (1026, 7778), (2052, 3889)]