668030974

素因数分解:

$2^1\times {\mathrm{13}}^2\times {\mathrm{53}}^1\times {\mathrm{89}}^1\times {\mathrm{419}}^1$

素因数の和:589

約数の個数: 48

約数和(自身を含む): 1120618800

約数和(自身を除く): 452587826

約数列:

[1, 2, 13, 26, 53, 89, 106, 169, 178, 338, 419, 689, 838, 1157, 1378, 2314, 4717, 5447, 8957, 9434, 10894, 15041, 17914, 22207, 30082, 37291, 44414, 61321, 70811, 74582, 122642, 141622, 288691, 484783, 577382, 797173, 969566, 1594346, 1976423, 3752983, 3952846, 6302179, 7505966, 12604358, 25693499, 51386998, 334015487, 668030974]

約数ペア:

[(1, 668030974), (2, 334015487), (13, 51386998), (26, 25693499), (53, 12604358), (89, 7505966), (106, 6302179), (169, 3952846), (178, 3752983), (338, 1976423), (419, 1594346), (689, 969566), (838, 797173), (1157, 577382), (1378, 484783), (2314, 288691), (4717, 141622), (5447, 122642), (8957, 74582), (9434, 70811), (10894, 61321), (15041, 44414), (17914, 37291), (22207, 30082)]