40889394

素因数分解:

$2^1\times 3^3\times 7^1\times {\mathrm{13}}^1\times {\mathrm{53}}^1\times {\mathrm{157}}^1$

素因数の和:241

約数の個数: 128

約数和(自身を含む): 114670080

約数和(自身を除く): 73780686

約数列:

[1, 2, 3, 6, 7, 9, 13, 14, 18, 21, 26, 27, 39, 42, 53, 54, 63, 78, 91, 106, 117, 126, 157, 159, 182, 189, 234, 273, 314, 318, 351, 371, 378, 471, 477, 546, 689, 702, 742, 819, 942, 954, 1099, 1113, 1378, 1413, 1431, 1638, 2041, 2067, 2198, 2226, 2457, 2826, 2862, 3297, 3339, 4082, 4134, 4239, 4823, 4914, 6123, 6201, 6594, 6678, 8321, 8478, 9646, 9891, 10017, 12246, 12402, 14287, 14469, 16642, 18369, 18603, 19782, 20034, 24963, 28574, 28938, 29673, 36738, 37206, 42861, 43407, 49926, 55107, 58247, 59346, 74889, 85722, 86814, 108173, 110214, 116494, 128583, 130221, 149778, 174741, 216346, 224667, 257166, 260442, 324519, 349482, 385749, 449334, 524223, 649038, 757211, 771498, 973557, 1048446, 1514422, 1572669, 1947114, 2271633, 2920671, 3145338, 4543266, 5841342, 6814899, 13629798, 20444697, 40889394]

約数ペア:

[(1, 40889394), (2, 20444697), (3, 13629798), (6, 6814899), (7, 5841342), (9, 4543266), (13, 3145338), (14, 2920671), (18, 2271633), (21, 1947114), (26, 1572669), (27, 1514422), (39, 1048446), (42, 973557), (53, 771498), (54, 757211), (63, 649038), (78, 524223), (91, 449334), (106, 385749), (117, 349482), (126, 324519), (157, 260442), (159, 257166), (182, 224667), (189, 216346), (234, 174741), (273, 149778), (314, 130221), (318, 128583), (351, 116494), (371, 110214), (378, 108173), (471, 86814), (477, 85722), (546, 74889), (689, 59346), (702, 58247), (742, 55107), (819, 49926), (942, 43407), (954, 42861), (1099, 37206), (1113, 36738), (1378, 29673), (1413, 28938), (1431, 28574), (1638, 24963), (2041, 20034), (2067, 19782), (2198, 18603), (2226, 18369), (2457, 16642), (2826, 14469), (2862, 14287), (3297, 12402), (3339, 12246), (4082, 10017), (4134, 9891), (4239, 9646), (4823, 8478), (4914, 8321), (6123, 6678), (6201, 6594)]