262690545

素因数分解:

$3^1\times 5^1\times {\mathrm{13}}^1\times {\mathrm{17}}^1\times {\mathrm{109}}^1\times {\mathrm{727}}^1$

素因数の和:874

約数の個数: 64

約数和(自身を含む): 484323840

約数和(自身を除く): 221633295

約数列:

[1, 3, 5, 13, 15, 17, 39, 51, 65, 85, 109, 195, 221, 255, 327, 545, 663, 727, 1105, 1417, 1635, 1853, 2181, 3315, 3635, 4251, 5559, 7085, 9265, 9451, 10905, 12359, 21255, 24089, 27795, 28353, 37077, 47255, 61795, 72267, 79243, 120445, 141765, 160667, 185385, 237729, 361335, 396215, 482001, 803335, 1030159, 1188645, 1347131, 2410005, 3090477, 4041393, 5150795, 6735655, 15452385, 17512703, 20206965, 52538109, 87563515, 262690545]

約数ペア:

[(1, 262690545), (3, 87563515), (5, 52538109), (13, 20206965), (15, 17512703), (17, 15452385), (39, 6735655), (51, 5150795), (65, 4041393), (85, 3090477), (109, 2410005), (195, 1347131), (221, 1188645), (255, 1030159), (327, 803335), (545, 482001), (663, 396215), (727, 361335), (1105, 237729), (1417, 185385), (1635, 160667), (1853, 141765), (2181, 120445), (3315, 79243), (3635, 72267), (4251, 61795), (5559, 47255), (7085, 37077), (9265, 28353), (9451, 27795), (10905, 24089), (12359, 21255)]