1664743356

素因数分解:

$2^2\times 3^2\times {\mathrm{53}}^1\times {\mathrm{491}}^1\times {\mathrm{1777}}^1$

素因数の和:2331

約数の個数: 72

約数和(自身を含む): 4298649264

約数和(自身を除く): 2633905908

約数列:

[1, 2, 3, 4, 6, 9, 12, 18, 36, 53, 106, 159, 212, 318, 477, 491, 636, 954, 982, 1473, 1777, 1908, 1964, 2946, 3554, 4419, 5331, 5892, 7108, 8838, 10662, 15993, 17676, 21324, 26023, 31986, 52046, 63972, 78069, 94181, 104092, 156138, 188362, 234207, 282543, 312276, 376724, 468414, 565086, 847629, 872507, 936828, 1130172, 1695258, 1745014, 2617521, 3390516, 3490028, 5235042, 7852563, 10470084, 15705126, 31410252, 46242871, 92485742, 138728613, 184971484, 277457226, 416185839, 554914452, 832371678, 1664743356]

約数ペア:

[(1, 1664743356), (2, 832371678), (3, 554914452), (4, 416185839), (6, 277457226), (9, 184971484), (12, 138728613), (18, 92485742), (36, 46242871), (53, 31410252), (106, 15705126), (159, 10470084), (212, 7852563), (318, 5235042), (477, 3490028), (491, 3390516), (636, 2617521), (954, 1745014), (982, 1695258), (1473, 1130172), (1777, 936828), (1908, 872507), (1964, 847629), (2946, 565086), (3554, 468414), (4419, 376724), (5331, 312276), (5892, 282543), (7108, 234207), (8838, 188362), (10662, 156138), (15993, 104092), (17676, 94181), (21324, 78069), (26023, 63972), (31986, 52046)]