331365426

素因数分解:

$2^1\times 3^1\times 7^1\times {\mathrm{29}}^1\times {\mathrm{197}}^1\times {\mathrm{1381}}^1$

素因数の和:1619

約数の個数: 64

約数和(自身を含む): 788071680

約数和(自身を除く): 456706254

約数列:

[1, 2, 3, 6, 7, 14, 21, 29, 42, 58, 87, 174, 197, 203, 394, 406, 591, 609, 1182, 1218, 1379, 1381, 2758, 2762, 4137, 4143, 5713, 8274, 8286, 9667, 11426, 17139, 19334, 29001, 34278, 39991, 40049, 58002, 79982, 80098, 119973, 120147, 239946, 240294, 272057, 280343, 544114, 560686, 816171, 841029, 1632342, 1682058, 1904399, 3808798, 5713197, 7889653, 11426394, 15779306, 23668959, 47337918, 55227571, 110455142, 165682713, 331365426]

約数ペア:

[(1, 331365426), (2, 165682713), (3, 110455142), (6, 55227571), (7, 47337918), (14, 23668959), (21, 15779306), (29, 11426394), (42, 7889653), (58, 5713197), (87, 3808798), (174, 1904399), (197, 1682058), (203, 1632342), (394, 841029), (406, 816171), (591, 560686), (609, 544114), (1182, 280343), (1218, 272057), (1379, 240294), (1381, 239946), (2758, 120147), (2762, 119973), (4137, 80098), (4143, 79982), (5713, 58002), (8274, 40049), (8286, 39991), (9667, 34278), (11426, 29001), (17139, 19334)]