213539284

素因数分解:

$2^2\times 7^1\times {\mathrm{31}}^1\times {\mathrm{37}}^1\times {\mathrm{61}}^1\times {\mathrm{109}}^1$

素因数の和:249

約数の個数: 96

約数和(自身を含む): 464414720

約数和(自身を除く): 250875436

約数列:

[1, 2, 4, 7, 14, 28, 31, 37, 61, 62, 74, 109, 122, 124, 148, 217, 218, 244, 259, 427, 434, 436, 518, 763, 854, 868, 1036, 1147, 1526, 1708, 1891, 2257, 2294, 3052, 3379, 3782, 4033, 4514, 4588, 6649, 6758, 7564, 8029, 8066, 9028, 13237, 13298, 13516, 15799, 16058, 16132, 23653, 26474, 26596, 28231, 31598, 32116, 46543, 47306, 52948, 56462, 63196, 69967, 93086, 94612, 112924, 125023, 139934, 186172, 206119, 246013, 250046, 279868, 412238, 489769, 492026, 500092, 824476, 875161, 979538, 984052, 1442833, 1722091, 1750322, 1959076, 2885666, 3444182, 3500644, 5771332, 6888364, 7626403, 15252806, 30505612, 53384821, 106769642, 213539284]

約数ペア:

[(1, 213539284), (2, 106769642), (4, 53384821), (7, 30505612), (14, 15252806), (28, 7626403), (31, 6888364), (37, 5771332), (61, 3500644), (62, 3444182), (74, 2885666), (109, 1959076), (122, 1750322), (124, 1722091), (148, 1442833), (217, 984052), (218, 979538), (244, 875161), (259, 824476), (427, 500092), (434, 492026), (436, 489769), (518, 412238), (763, 279868), (854, 250046), (868, 246013), (1036, 206119), (1147, 186172), (1526, 139934), (1708, 125023), (1891, 112924), (2257, 94612), (2294, 93086), (3052, 69967), (3379, 63196), (3782, 56462), (4033, 52948), (4514, 47306), (4588, 46543), (6649, 32116), (6758, 31598), (7564, 28231), (8029, 26596), (8066, 26474), (9028, 23653), (13237, 16132), (13298, 16058), (13516, 15799)]