81113928

素因数分解:

$2^3\times 3^1\times 7^1\times {\mathrm{29}}^1\times {\mathrm{16649}}^1$

素因数の和:16694

約数の個数: 64

約数和(自身を含む): 239760000

約数和(自身を除く): 158646072

約数列:

[1, 2, 3, 4, 6, 7, 8, 12, 14, 21, 24, 28, 29, 42, 56, 58, 84, 87, 116, 168, 174, 203, 232, 348, 406, 609, 696, 812, 1218, 1624, 2436, 4872, 16649, 33298, 49947, 66596, 99894, 116543, 133192, 199788, 233086, 349629, 399576, 466172, 482821, 699258, 932344, 965642, 1398516, 1448463, 1931284, 2797032, 2896926, 3379747, 3862568, 5793852, 6759494, 10139241, 11587704, 13518988, 20278482, 27037976, 40556964, 81113928]

約数ペア:

[(1, 81113928), (2, 40556964), (3, 27037976), (4, 20278482), (6, 13518988), (7, 11587704), (8, 10139241), (12, 6759494), (14, 5793852), (21, 3862568), (24, 3379747), (28, 2896926), (29, 2797032), (42, 1931284), (56, 1448463), (58, 1398516), (84, 965642), (87, 932344), (116, 699258), (168, 482821), (174, 466172), (203, 399576), (232, 349629), (348, 233086), (406, 199788), (609, 133192), (696, 116543), (812, 99894), (1218, 66596), (1624, 49947), (2436, 33298), (4872, 16649)]