51277408

素因数分解:

$2^5\times 7^1\times {\mathrm{13}}^1\times {\mathrm{17609}}^1$

素因数の和:17639

約数の個数: 48

約数和(自身を含む): 124256160

約数和(自身を除く): 72978752

約数列:

[1, 2, 4, 7, 8, 13, 14, 16, 26, 28, 32, 52, 56, 91, 104, 112, 182, 208, 224, 364, 416, 728, 1456, 2912, 17609, 35218, 70436, 123263, 140872, 228917, 246526, 281744, 457834, 493052, 563488, 915668, 986104, 1602419, 1831336, 1972208, 3204838, 3662672, 3944416, 6409676, 7325344, 12819352, 25638704, 51277408]

約数ペア:

[(1, 51277408), (2, 25638704), (4, 12819352), (7, 7325344), (8, 6409676), (13, 3944416), (14, 3662672), (16, 3204838), (26, 1972208), (28, 1831336), (32, 1602419), (52, 986104), (56, 915668), (91, 563488), (104, 493052), (112, 457834), (182, 281744), (208, 246526), (224, 228917), (364, 140872), (416, 123263), (728, 70436), (1456, 35218), (2912, 17609)]