222199908

素因数分解:

$2^2\times 3^1\times 7^2\times {\mathrm{19}}^1\times {\mathrm{19889}}^1$

素因数の和:19929

約数の個数: 72

約数和(自身を含む): 634888800

約数和(自身を除く): 412688892

約数列:

[1, 2, 3, 4, 6, 7, 12, 14, 19, 21, 28, 38, 42, 49, 57, 76, 84, 98, 114, 133, 147, 196, 228, 266, 294, 399, 532, 588, 798, 931, 1596, 1862, 2793, 3724, 5586, 11172, 19889, 39778, 59667, 79556, 119334, 139223, 238668, 278446, 377891, 417669, 556892, 755782, 835338, 974561, 1133673, 1511564, 1670676, 1949122, 2267346, 2645237, 2923683, 3898244, 4534692, 5290474, 5847366, 7935711, 10580948, 11694732, 15871422, 18516659, 31742844, 37033318, 55549977, 74066636, 111099954, 222199908]

約数ペア:

[(1, 222199908), (2, 111099954), (3, 74066636), (4, 55549977), (6, 37033318), (7, 31742844), (12, 18516659), (14, 15871422), (19, 11694732), (21, 10580948), (28, 7935711), (38, 5847366), (42, 5290474), (49, 4534692), (57, 3898244), (76, 2923683), (84, 2645237), (98, 2267346), (114, 1949122), (133, 1670676), (147, 1511564), (196, 1133673), (228, 974561), (266, 835338), (294, 755782), (399, 556892), (532, 417669), (588, 377891), (798, 278446), (931, 238668), (1596, 139223), (1862, 119334), (2793, 79556), (3724, 59667), (5586, 39778), (11172, 19889)]