644004

素因数分解:

$2^2\times 3^3\times {\mathrm{67}}^1\times {\mathrm{89}}^1$

素因数の和:169

約数の個数: 48

約数和(自身を含む): 1713600

約数和(自身を除く): 1069596

約数列:

[1, 2, 3, 4, 6, 9, 12, 18, 27, 36, 54, 67, 89, 108, 134, 178, 201, 267, 268, 356, 402, 534, 603, 801, 804, 1068, 1206, 1602, 1809, 2403, 2412, 3204, 3618, 4806, 5963, 7236, 9612, 11926, 17889, 23852, 35778, 53667, 71556, 107334, 161001, 214668, 322002, 644004]

約数ペア:

[(1, 644004), (2, 322002), (3, 214668), (4, 161001), (6, 107334), (9, 71556), (12, 53667), (18, 35778), (27, 23852), (36, 17889), (54, 11926), (67, 9612), (89, 7236), (108, 5963), (134, 4806), (178, 3618), (201, 3204), (267, 2412), (268, 2403), (356, 1809), (402, 1602), (534, 1206), (603, 1068), (801, 804)]