66972724

素因数分解:

$2^2\times 7^1\times {\mathrm{13}}^1\times {\mathrm{17}}^1\times {\mathrm{79}}^1\times {\mathrm{137}}^1$

素因数の和:257

約数の個数: 96

約数和(自身を含む): 155796480

約数和(自身を除く): 88823756

約数列:

[1, 2, 4, 7, 13, 14, 17, 26, 28, 34, 52, 68, 79, 91, 119, 137, 158, 182, 221, 238, 274, 316, 364, 442, 476, 548, 553, 884, 959, 1027, 1106, 1343, 1547, 1781, 1918, 2054, 2212, 2329, 2686, 3094, 3562, 3836, 4108, 4658, 5372, 6188, 7124, 7189, 9316, 9401, 10823, 12467, 14378, 16303, 17459, 18802, 21646, 24934, 28756, 30277, 32606, 34918, 37604, 43292, 49868, 60554, 65212, 69836, 75761, 121108, 122213, 140699, 151522, 183991, 211939, 244426, 281398, 303044, 367982, 423878, 488852, 562796, 735964, 847756, 984893, 1287937, 1969786, 2391883, 2575874, 3939572, 4783766, 5151748, 9567532, 16743181, 33486362, 66972724]

約数ペア:

[(1, 66972724), (2, 33486362), (4, 16743181), (7, 9567532), (13, 5151748), (14, 4783766), (17, 3939572), (26, 2575874), (28, 2391883), (34, 1969786), (52, 1287937), (68, 984893), (79, 847756), (91, 735964), (119, 562796), (137, 488852), (158, 423878), (182, 367982), (221, 303044), (238, 281398), (274, 244426), (316, 211939), (364, 183991), (442, 151522), (476, 140699), (548, 122213), (553, 121108), (884, 75761), (959, 69836), (1027, 65212), (1106, 60554), (1343, 49868), (1547, 43292), (1781, 37604), (1918, 34918), (2054, 32606), (2212, 30277), (2329, 28756), (2686, 24934), (3094, 21646), (3562, 18802), (3836, 17459), (4108, 16303), (4658, 14378), (5372, 12467), (6188, 10823), (7124, 9401), (7189, 9316)]