12921292

素因数分解:

$2^2\times {\mathrm{17}}^1\times {\mathrm{19}}^1\times {\mathrm{73}}^1\times {\mathrm{137}}^1$

素因数の和:250

約数の個数: 48

約数和(自身を含む): 25734240

約数和(自身を除く): 12812948

約数列:

[1, 2, 4, 17, 19, 34, 38, 68, 73, 76, 137, 146, 274, 292, 323, 548, 646, 1241, 1292, 1387, 2329, 2482, 2603, 2774, 4658, 4964, 5206, 5548, 9316, 10001, 10412, 20002, 23579, 40004, 44251, 47158, 88502, 94316, 170017, 177004, 190019, 340034, 380038, 680068, 760076, 3230323, 6460646, 12921292]

約数ペア:

[(1, 12921292), (2, 6460646), (4, 3230323), (17, 760076), (19, 680068), (34, 380038), (38, 340034), (68, 190019), (73, 177004), (76, 170017), (137, 94316), (146, 88502), (274, 47158), (292, 44251), (323, 40004), (548, 23579), (646, 20002), (1241, 10412), (1292, 10001), (1387, 9316), (2329, 5548), (2482, 5206), (2603, 4964), (2774, 4658)]