1331193656

素因数分解:

$2^3\times {\mathrm{13}}^1\times {\mathrm{19}}^1\times {\mathrm{43}}^1\times {\mathrm{15667}}^1$

素因数の和:15748

約数の個数: 64

約数和(自身を含む): 2895446400

約数和(自身を除く): 1564252744

約数列:

[1, 2, 4, 8, 13, 19, 26, 38, 43, 52, 76, 86, 104, 152, 172, 247, 344, 494, 559, 817, 988, 1118, 1634, 1976, 2236, 3268, 4472, 6536, 10621, 15667, 21242, 31334, 42484, 62668, 84968, 125336, 203671, 297673, 407342, 595346, 673681, 814684, 1190692, 1347362, 1629368, 2381384, 2694724, 3869749, 5389448, 7739498, 8757853, 12799939, 15478996, 17515706, 25599878, 30957992, 35031412, 51199756, 70062824, 102399512, 166399207, 332798414, 665596828, 1331193656]

約数ペア:

[(1, 1331193656), (2, 665596828), (4, 332798414), (8, 166399207), (13, 102399512), (19, 70062824), (26, 51199756), (38, 35031412), (43, 30957992), (52, 25599878), (76, 17515706), (86, 15478996), (104, 12799939), (152, 8757853), (172, 7739498), (247, 5389448), (344, 3869749), (494, 2694724), (559, 2381384), (817, 1629368), (988, 1347362), (1118, 1190692), (1634, 814684), (1976, 673681), (2236, 595346), (3268, 407342), (4472, 297673), (6536, 203671), (10621, 125336), (15667, 84968), (21242, 62668), (31334, 42484)]