201521866

素因数分解:

$2^1\times 7^1\times {\mathrm{13}}^1\times {\mathrm{19}}^1\times {\mathrm{101}}^1\times {\mathrm{577}}^1$

素因数の和:719

約数の個数: 64

約数和(自身を含む): 396184320

約数和(自身を除く): 194662454

約数列:

[1, 2, 7, 13, 14, 19, 26, 38, 91, 101, 133, 182, 202, 247, 266, 494, 577, 707, 1154, 1313, 1414, 1729, 1919, 2626, 3458, 3838, 4039, 7501, 8078, 9191, 10963, 13433, 15002, 18382, 21926, 24947, 26866, 49894, 52507, 58277, 76741, 105014, 116554, 142519, 153482, 174629, 285038, 349258, 407939, 757601, 815878, 997633, 1107263, 1515202, 1995266, 2214526, 5303207, 7750841, 10606414, 14394419, 15501682, 28788838, 100760933, 201521866]

約数ペア:

[(1, 201521866), (2, 100760933), (7, 28788838), (13, 15501682), (14, 14394419), (19, 10606414), (26, 7750841), (38, 5303207), (91, 2214526), (101, 1995266), (133, 1515202), (182, 1107263), (202, 997633), (247, 815878), (266, 757601), (494, 407939), (577, 349258), (707, 285038), (1154, 174629), (1313, 153482), (1414, 142519), (1729, 116554), (1919, 105014), (2626, 76741), (3458, 58277), (3838, 52507), (4039, 49894), (7501, 26866), (8078, 24947), (9191, 21926), (10963, 18382), (13433, 15002)]