8723988

素因数分解:

$2^2\times 3^2\times 7^1\times {\mathrm{13}}^1\times {\mathrm{2663}}^1$

素因数の和:2693

約数の個数: 72

約数和(自身を含む): 27151488

約数和(自身を除く): 18427500

約数列:

[1, 2, 3, 4, 6, 7, 9, 12, 13, 14, 18, 21, 26, 28, 36, 39, 42, 52, 63, 78, 84, 91, 117, 126, 156, 182, 234, 252, 273, 364, 468, 546, 819, 1092, 1638, 2663, 3276, 5326, 7989, 10652, 15978, 18641, 23967, 31956, 34619, 37282, 47934, 55923, 69238, 74564, 95868, 103857, 111846, 138476, 167769, 207714, 223692, 242333, 311571, 335538, 415428, 484666, 623142, 671076, 726999, 969332, 1246284, 1453998, 2180997, 2907996, 4361994, 8723988]

約数ペア:

[(1, 8723988), (2, 4361994), (3, 2907996), (4, 2180997), (6, 1453998), (7, 1246284), (9, 969332), (12, 726999), (13, 671076), (14, 623142), (18, 484666), (21, 415428), (26, 335538), (28, 311571), (36, 242333), (39, 223692), (42, 207714), (52, 167769), (63, 138476), (78, 111846), (84, 103857), (91, 95868), (117, 74564), (126, 69238), (156, 55923), (182, 47934), (234, 37282), (252, 34619), (273, 31956), (364, 23967), (468, 18641), (546, 15978), (819, 10652), (1092, 7989), (1638, 5326), (2663, 3276)]