172771758

素因数分解:

$2^1\times 3^3\times {\mathrm{109}}^1\times {\mathrm{149}}^1\times {\mathrm{197}}^1$

素因数の和:466

約数の個数: 64

約数和(自身を含む): 392040000

約数和(自身を除く): 219268242

約数列:

[1, 2, 3, 6, 9, 18, 27, 54, 109, 149, 197, 218, 298, 327, 394, 447, 591, 654, 894, 981, 1182, 1341, 1773, 1962, 2682, 2943, 3546, 4023, 5319, 5886, 8046, 10638, 16241, 21473, 29353, 32482, 42946, 48723, 58706, 64419, 88059, 97446, 128838, 146169, 176118, 193257, 264177, 292338, 386514, 438507, 528354, 579771, 792531, 877014, 1159542, 1585062, 3199477, 6398954, 9598431, 19196862, 28795293, 57590586, 86385879, 172771758]

約数ペア:

[(1, 172771758), (2, 86385879), (3, 57590586), (6, 28795293), (9, 19196862), (18, 9598431), (27, 6398954), (54, 3199477), (109, 1585062), (149, 1159542), (197, 877014), (218, 792531), (298, 579771), (327, 528354), (394, 438507), (447, 386514), (591, 292338), (654, 264177), (894, 193257), (981, 176118), (1182, 146169), (1341, 128838), (1773, 97446), (1962, 88059), (2682, 64419), (2943, 58706), (3546, 48723), (4023, 42946), (5319, 32482), (5886, 29353), (8046, 21473), (10638, 16241)]