771498

素因数分解:

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

素因数の和:188

約数の個数: 64

約数和(自身を含む): 2123520

約数和(自身を除く): 1352022

約数列:

[1, 2, 3, 6, 7, 9, 13, 14, 18, 21, 26, 27, 39, 42, 54, 63, 78, 91, 117, 126, 157, 182, 189, 234, 273, 314, 351, 378, 471, 546, 702, 819, 942, 1099, 1413, 1638, 2041, 2198, 2457, 2826, 3297, 4082, 4239, 4914, 6123, 6594, 8478, 9891, 12246, 14287, 18369, 19782, 28574, 29673, 36738, 42861, 55107, 59346, 85722, 110214, 128583, 257166, 385749, 771498]

約数ペア:

[(1, 771498), (2, 385749), (3, 257166), (6, 128583), (7, 110214), (9, 85722), (13, 59346), (14, 55107), (18, 42861), (21, 36738), (26, 29673), (27, 28574), (39, 19782), (42, 18369), (54, 14287), (63, 12246), (78, 9891), (91, 8478), (117, 6594), (126, 6123), (157, 4914), (182, 4239), (189, 4082), (234, 3297), (273, 2826), (314, 2457), (351, 2198), (378, 2041), (471, 1638), (546, 1413), (702, 1099), (819, 942)]