66157658

素因数分解:

$2^1\times 7^1\times {\mathrm{19}}^1\times {\mathrm{31}}^1\times {\mathrm{71}}^1\times {\mathrm{113}}^1$

素因数の和:243

約数の個数: 64

約数和(自身を含む): 126074880

約数和(自身を除く): 59917222

約数列:

[1, 2, 7, 14, 19, 31, 38, 62, 71, 113, 133, 142, 217, 226, 266, 434, 497, 589, 791, 994, 1178, 1349, 1582, 2147, 2201, 2698, 3503, 4123, 4294, 4402, 7006, 8023, 8246, 9443, 15029, 15407, 16046, 18886, 24521, 30058, 30814, 41819, 49042, 56161, 66557, 83638, 112322, 133114, 152437, 248713, 292733, 304874, 465899, 497426, 585466, 931798, 1067059, 1740991, 2134118, 3481982, 4725547, 9451094, 33078829, 66157658]

約数ペア:

[(1, 66157658), (2, 33078829), (7, 9451094), (14, 4725547), (19, 3481982), (31, 2134118), (38, 1740991), (62, 1067059), (71, 931798), (113, 585466), (133, 497426), (142, 465899), (217, 304874), (226, 292733), (266, 248713), (434, 152437), (497, 133114), (589, 112322), (791, 83638), (994, 66557), (1178, 56161), (1349, 49042), (1582, 41819), (2147, 30814), (2201, 30058), (2698, 24521), (3503, 18886), (4123, 16046), (4294, 15407), (4402, 15029), (7006, 9443), (8023, 8246)]