15678380886

素因数分解:

$2^1\times 3^1\times 7^1\times {\mathrm{71}}^1\times {\mathrm{127}}^1\times {\mathrm{41399}}^1$

素因数の和:41609

約数の個数: 64

約数和(自身を含む): 36628070400

約数和(自身を除く): 20949689514

約数列:

[1, 2, 3, 6, 7, 14, 21, 42, 71, 127, 142, 213, 254, 381, 426, 497, 762, 889, 994, 1491, 1778, 2667, 2982, 5334, 9017, 18034, 27051, 41399, 54102, 63119, 82798, 124197, 126238, 189357, 248394, 289793, 378714, 579586, 869379, 1738758, 2939329, 5257673, 5878658, 8817987, 10515346, 15773019, 17635974, 20575303, 31546038, 36803711, 41150606, 61725909, 73607422, 110411133, 123451818, 220822266, 373294783, 746589566, 1119884349, 2239768698, 2613063481, 5226126962, 7839190443, 15678380886]

約数ペア:

[(1, 15678380886), (2, 7839190443), (3, 5226126962), (6, 2613063481), (7, 2239768698), (14, 1119884349), (21, 746589566), (42, 373294783), (71, 220822266), (127, 123451818), (142, 110411133), (213, 73607422), (254, 61725909), (381, 41150606), (426, 36803711), (497, 31546038), (762, 20575303), (889, 17635974), (994, 15773019), (1491, 10515346), (1778, 8817987), (2667, 5878658), (2982, 5257673), (5334, 2939329), (9017, 1738758), (18034, 869379), (27051, 579586), (41399, 378714), (54102, 289793), (63119, 248394), (82798, 189357), (124197, 126238)]