61702905

素因数分解:

$3^1\times 5^1\times {\mathrm{11}}^1\times {\mathrm{23}}^1\times {\mathrm{71}}^1\times {\mathrm{229}}^1$

素因数の和:342

約数の個数: 64

約数和(自身を含む): 114462720

約数和(自身を除く): 52759815

約数列:

[1, 3, 5, 11, 15, 23, 33, 55, 69, 71, 115, 165, 213, 229, 253, 345, 355, 687, 759, 781, 1065, 1145, 1265, 1633, 2343, 2519, 3435, 3795, 3905, 4899, 5267, 7557, 8165, 11715, 12595, 15801, 16259, 17963, 24495, 26335, 37785, 48777, 53889, 57937, 79005, 81295, 89815, 173811, 178849, 243885, 269445, 289685, 373957, 536547, 869055, 894245, 1121871, 1869785, 2682735, 4113527, 5609355, 12340581, 20567635, 61702905]

約数ペア:

[(1, 61702905), (3, 20567635), (5, 12340581), (11, 5609355), (15, 4113527), (23, 2682735), (33, 1869785), (55, 1121871), (69, 894245), (71, 869055), (115, 536547), (165, 373957), (213, 289685), (229, 269445), (253, 243885), (345, 178849), (355, 173811), (687, 89815), (759, 81295), (781, 79005), (1065, 57937), (1145, 53889), (1265, 48777), (1633, 37785), (2343, 26335), (2519, 24495), (3435, 17963), (3795, 16259), (3905, 15801), (4899, 12595), (5267, 11715), (7557, 8165)]