172312756

素因数分解:

$2^2\times 7^1\times {\mathrm{11}}^1\times {\mathrm{31}}^1\times {\mathrm{18047}}^1$

素因数の和:18100

約数の個数: 48

約数和(自身を含む): 388104192

約数和(自身を除く): 215791436

約数列:

[1, 2, 4, 7, 11, 14, 22, 28, 31, 44, 62, 77, 124, 154, 217, 308, 341, 434, 682, 868, 1364, 2387, 4774, 9548, 18047, 36094, 72188, 126329, 198517, 252658, 397034, 505316, 559457, 794068, 1118914, 1389619, 2237828, 2779238, 3916199, 5558476, 6154027, 7832398, 12308054, 15664796, 24616108, 43078189, 86156378, 172312756]

約数ペア:

[(1, 172312756), (2, 86156378), (4, 43078189), (7, 24616108), (11, 15664796), (14, 12308054), (22, 7832398), (28, 6154027), (31, 5558476), (44, 3916199), (62, 2779238), (77, 2237828), (124, 1389619), (154, 1118914), (217, 794068), (308, 559457), (341, 505316), (434, 397034), (682, 252658), (868, 198517), (1364, 126329), (2387, 72188), (4774, 36094), (9548, 18047)]