889236495

素因数分解:

$3^3\times 5^1\times 7^1\times {\mathrm{41}}^1\times {\mathrm{59}}^1\times {\mathrm{389}}^1$

素因数の和:510

約数の個数: 128

約数和(自身を含む): 1886976000

約数和(自身を除く): 997739505

約数列:

[1, 3, 5, 7, 9, 15, 21, 27, 35, 41, 45, 59, 63, 105, 123, 135, 177, 189, 205, 287, 295, 315, 369, 389, 413, 531, 615, 861, 885, 945, 1107, 1167, 1239, 1435, 1593, 1845, 1945, 2065, 2419, 2583, 2655, 2723, 3501, 3717, 4305, 5535, 5835, 6195, 7257, 7749, 7965, 8169, 10503, 11151, 12095, 12915, 13615, 15949, 16933, 17505, 18585, 21771, 22951, 24507, 36285, 38745, 40845, 47847, 50799, 52515, 55755, 65313, 68853, 73521, 79745, 84665, 108855, 111643, 114755, 122535, 143541, 152397, 160657, 206559, 239235, 253995, 326565, 334929, 344265, 367605, 430623, 457191, 481971, 558215, 619677, 717705, 761985, 803285, 940991, 1004787, 1032795, 1445913, 1674645, 2153115, 2285955, 2409855, 2822973, 3014361, 3098385, 4337739, 4704955, 5023935, 6586937, 7229565, 8468919, 14114865, 15071805, 19760811, 21688695, 25406757, 32934685, 42344595, 59282433, 98804055, 127033785, 177847299, 296412165, 889236495]

約数ペア:

[(1, 889236495), (3, 296412165), (5, 177847299), (7, 127033785), (9, 98804055), (15, 59282433), (21, 42344595), (27, 32934685), (35, 25406757), (41, 21688695), (45, 19760811), (59, 15071805), (63, 14114865), (105, 8468919), (123, 7229565), (135, 6586937), (177, 5023935), (189, 4704955), (205, 4337739), (287, 3098385), (295, 3014361), (315, 2822973), (369, 2409855), (389, 2285955), (413, 2153115), (531, 1674645), (615, 1445913), (861, 1032795), (885, 1004787), (945, 940991), (1107, 803285), (1167, 761985), (1239, 717705), (1435, 619677), (1593, 558215), (1845, 481971), (1945, 457191), (2065, 430623), (2419, 367605), (2583, 344265), (2655, 334929), (2723, 326565), (3501, 253995), (3717, 239235), (4305, 206559), (5535, 160657), (5835, 152397), (6195, 143541), (7257, 122535), (7749, 114755), (7965, 111643), (8169, 108855), (10503, 84665), (11151, 79745), (12095, 73521), (12915, 68853), (13615, 65313), (15949, 55755), (16933, 52515), (17505, 50799), (18585, 47847), (21771, 40845), (22951, 38745), (24507, 36285)]