64671978

素因数分解:

$2^1\times 3^1\times 7^1\times {\mathrm{17}}^1\times {\mathrm{53}}^1\times {\mathrm{1709}}^1$

素因数の和:1791

約数の個数: 64

約数和(自身を含む): 159563520

約数和(自身を除く): 94891542

約数列:

[1, 2, 3, 6, 7, 14, 17, 21, 34, 42, 51, 53, 102, 106, 119, 159, 238, 318, 357, 371, 714, 742, 901, 1113, 1709, 1802, 2226, 2703, 3418, 5127, 5406, 6307, 10254, 11963, 12614, 18921, 23926, 29053, 35889, 37842, 58106, 71778, 87159, 90577, 174318, 181154, 203371, 271731, 406742, 543462, 610113, 634039, 1220226, 1268078, 1539809, 1902117, 3079618, 3804234, 4619427, 9238854, 10778663, 21557326, 32335989, 64671978]

約数ペア:

[(1, 64671978), (2, 32335989), (3, 21557326), (6, 10778663), (7, 9238854), (14, 4619427), (17, 3804234), (21, 3079618), (34, 1902117), (42, 1539809), (51, 1268078), (53, 1220226), (102, 634039), (106, 610113), (119, 543462), (159, 406742), (238, 271731), (318, 203371), (357, 181154), (371, 174318), (714, 90577), (742, 87159), (901, 71778), (1113, 58106), (1709, 37842), (1802, 35889), (2226, 29053), (2703, 23926), (3418, 18921), (5127, 12614), (5406, 11963), (6307, 10254)]