279967324

素因数分解:

$2^2\times 7^1\times {\mathrm{13}}^1\times {\mathrm{31}}^1\times {\mathrm{43}}^1\times {\mathrm{577}}^1$

素因数の和:675

約数の個数: 96

約数和(自身を含む): 638038016

約数和(自身を除く): 358070692

約数列:

[1, 2, 4, 7, 13, 14, 26, 28, 31, 43, 52, 62, 86, 91, 124, 172, 182, 217, 301, 364, 403, 434, 559, 577, 602, 806, 868, 1118, 1154, 1204, 1333, 1612, 2236, 2308, 2666, 2821, 3913, 4039, 5332, 5642, 7501, 7826, 8078, 9331, 11284, 15002, 15652, 16156, 17329, 17887, 18662, 24811, 30004, 34658, 35774, 37324, 49622, 52507, 69316, 71548, 99244, 105014, 121303, 125209, 173677, 210028, 232531, 242606, 250418, 322543, 347354, 465062, 485212, 500836, 645086, 694708, 769141, 930124, 1290172, 1538282, 1627717, 2257801, 3076564, 3255434, 4515602, 5383987, 6510868, 9031204, 9998833, 10767974, 19997666, 21535948, 39995332, 69991831, 139983662, 279967324]

約数ペア:

[(1, 279967324), (2, 139983662), (4, 69991831), (7, 39995332), (13, 21535948), (14, 19997666), (26, 10767974), (28, 9998833), (31, 9031204), (43, 6510868), (52, 5383987), (62, 4515602), (86, 3255434), (91, 3076564), (124, 2257801), (172, 1627717), (182, 1538282), (217, 1290172), (301, 930124), (364, 769141), (403, 694708), (434, 645086), (559, 500836), (577, 485212), (602, 465062), (806, 347354), (868, 322543), (1118, 250418), (1154, 242606), (1204, 232531), (1333, 210028), (1612, 173677), (2236, 125209), (2308, 121303), (2666, 105014), (2821, 99244), (3913, 71548), (4039, 69316), (5332, 52507), (5642, 49622), (7501, 37324), (7826, 35774), (8078, 34658), (9331, 30004), (11284, 24811), (15002, 18662), (15652, 17887), (16156, 17329)]