266543134

素因数分解:

$2^1\times {\mathrm{11}}^1\times {\mathrm{13}}^1\times {\mathrm{19}}^1\times {\mathrm{181}}^1\times {\mathrm{271}}^1$

素因数の和:497

約数の個数: 64

約数和(自身を含む): 499000320

約数和(自身を除く): 232457186

約数列:

[1, 2, 11, 13, 19, 22, 26, 38, 143, 181, 209, 247, 271, 286, 362, 418, 494, 542, 1991, 2353, 2717, 2981, 3439, 3523, 3982, 4706, 5149, 5434, 5962, 6878, 7046, 10298, 25883, 37829, 38753, 44707, 49051, 51766, 56639, 66937, 75658, 77506, 89414, 98102, 113278, 133874, 491777, 539561, 637663, 736307, 931969, 983554, 1079122, 1275326, 1472614, 1863938, 7014293, 10251659, 12115597, 14028586, 20503318, 24231194, 133271567, 266543134]

約数ペア:

[(1, 266543134), (2, 133271567), (11, 24231194), (13, 20503318), (19, 14028586), (22, 12115597), (26, 10251659), (38, 7014293), (143, 1863938), (181, 1472614), (209, 1275326), (247, 1079122), (271, 983554), (286, 931969), (362, 736307), (418, 637663), (494, 539561), (542, 491777), (1991, 133874), (2353, 113278), (2717, 98102), (2981, 89414), (3439, 77506), (3523, 75658), (3982, 66937), (4706, 56639), (5149, 51766), (5434, 49051), (5962, 44707), (6878, 38753), (7046, 37829), (10298, 25883)]