1666476

素因数分解:

$2^2\times 3^2\times 7^1\times {\mathrm{17}}^1\times {\mathrm{389}}^1$

素因数の和:423

約数の個数: 72

約数和(自身を含む): 5110560

約数和(自身を除く): 3444084

約数列:

[1, 2, 3, 4, 6, 7, 9, 12, 14, 17, 18, 21, 28, 34, 36, 42, 51, 63, 68, 84, 102, 119, 126, 153, 204, 238, 252, 306, 357, 389, 476, 612, 714, 778, 1071, 1167, 1428, 1556, 2142, 2334, 2723, 3501, 4284, 4668, 5446, 6613, 7002, 8169, 10892, 13226, 14004, 16338, 19839, 24507, 26452, 32676, 39678, 46291, 49014, 59517, 79356, 92582, 98028, 119034, 138873, 185164, 238068, 277746, 416619, 555492, 833238, 1666476]

約数ペア:

[(1, 1666476), (2, 833238), (3, 555492), (4, 416619), (6, 277746), (7, 238068), (9, 185164), (12, 138873), (14, 119034), (17, 98028), (18, 92582), (21, 79356), (28, 59517), (34, 49014), (36, 46291), (42, 39678), (51, 32676), (63, 26452), (68, 24507), (84, 19839), (102, 16338), (119, 14004), (126, 13226), (153, 10892), (204, 8169), (238, 7002), (252, 6613), (306, 5446), (357, 4668), (389, 4284), (476, 3501), (612, 2723), (714, 2334), (778, 2142), (1071, 1556), (1167, 1428)]