28555268

素因数分解:

$2^2\times 7^1\times {\mathrm{37}}^1\times {\mathrm{43}}^1\times {\mathrm{641}}^1$

素因数の和:732

約数の個数: 48

約数和(自身を含む): 60111744

約数和(自身を除く): 31556476

約数列:

[1, 2, 4, 7, 14, 28, 37, 43, 74, 86, 148, 172, 259, 301, 518, 602, 641, 1036, 1204, 1282, 1591, 2564, 3182, 4487, 6364, 8974, 11137, 17948, 22274, 23717, 27563, 44548, 47434, 55126, 94868, 110252, 166019, 192941, 332038, 385882, 664076, 771764, 1019831, 2039662, 4079324, 7138817, 14277634, 28555268]

約数ペア:

[(1, 28555268), (2, 14277634), (4, 7138817), (7, 4079324), (14, 2039662), (28, 1019831), (37, 771764), (43, 664076), (74, 385882), (86, 332038), (148, 192941), (172, 166019), (259, 110252), (301, 94868), (518, 55126), (602, 47434), (641, 44548), (1036, 27563), (1204, 23717), (1282, 22274), (1591, 17948), (2564, 11137), (3182, 8974), (4487, 6364)]