670888946

素因数分解:

$2^1\times 7^1\times {\mathrm{13}}^1\times {\mathrm{53}}^1\times {\mathrm{157}}^1\times {\mathrm{443}}^1$

素因数の和:675

約数の個数: 64

約数和(自身を含む): 1272837888

約数和(自身を除く): 601948942

約数列:

[1, 2, 7, 13, 14, 26, 53, 91, 106, 157, 182, 314, 371, 443, 689, 742, 886, 1099, 1378, 2041, 2198, 3101, 4082, 4823, 5759, 6202, 8321, 9646, 11518, 14287, 16642, 23479, 28574, 40313, 46958, 58247, 69551, 80626, 108173, 116494, 139102, 164353, 216346, 305227, 328706, 486857, 610454, 757211, 904163, 973714, 1514422, 1808326, 2136589, 3686203, 4273178, 6329141, 7372406, 12658282, 25803421, 47920639, 51606842, 95841278, 335444473, 670888946]

約数ペア:

[(1, 670888946), (2, 335444473), (7, 95841278), (13, 51606842), (14, 47920639), (26, 25803421), (53, 12658282), (91, 7372406), (106, 6329141), (157, 4273178), (182, 3686203), (314, 2136589), (371, 1808326), (443, 1514422), (689, 973714), (742, 904163), (886, 757211), (1099, 610454), (1378, 486857), (2041, 328706), (2198, 305227), (3101, 216346), (4082, 164353), (4823, 139102), (5759, 116494), (6202, 108173), (8321, 80626), (9646, 69551), (11518, 58247), (14287, 46958), (16642, 40313), (23479, 28574)]