81707886

素因数分解:

$2^1\times 3^3\times {\mathrm{13}}^1\times {\mathrm{239}}^1\times {\mathrm{487}}^1$

素因数の和:750

約数の個数: 64

約数和(自身を含む): 196761600

約数和(自身を除く): 115053714

約数列:

[1, 2, 3, 6, 9, 13, 18, 26, 27, 39, 54, 78, 117, 234, 239, 351, 478, 487, 702, 717, 974, 1434, 1461, 2151, 2922, 3107, 4302, 4383, 6214, 6331, 6453, 8766, 9321, 12662, 12906, 13149, 18642, 18993, 26298, 27963, 37986, 55926, 56979, 83889, 113958, 116393, 167778, 170937, 232786, 341874, 349179, 698358, 1047537, 1513109, 2095074, 3026218, 3142611, 4539327, 6285222, 9078654, 13617981, 27235962, 40853943, 81707886]

約数ペア:

[(1, 81707886), (2, 40853943), (3, 27235962), (6, 13617981), (9, 9078654), (13, 6285222), (18, 4539327), (26, 3142611), (27, 3026218), (39, 2095074), (54, 1513109), (78, 1047537), (117, 698358), (234, 349179), (239, 341874), (351, 232786), (478, 170937), (487, 167778), (702, 116393), (717, 113958), (974, 83889), (1434, 56979), (1461, 55926), (2151, 37986), (2922, 27963), (3107, 26298), (4302, 18993), (4383, 18642), (6214, 13149), (6331, 12906), (6453, 12662), (8766, 9321)]