206815466

素因数分解:

$2^1\times {\mathrm{11}}^1\times {\mathrm{13}}^1\times {\mathrm{43}}^1\times {\mathrm{67}}^1\times {\mathrm{251}}^1$

素因数の和:387

約数の個数: 64

約数和(自身を含む): 380007936

約数和(自身を除く): 173192470

約数列:

[1, 2, 11, 13, 22, 26, 43, 67, 86, 134, 143, 251, 286, 473, 502, 559, 737, 871, 946, 1118, 1474, 1742, 2761, 2881, 3263, 5522, 5762, 6149, 6526, 9581, 10793, 12298, 16817, 19162, 21586, 31691, 33634, 35893, 37453, 63382, 71786, 74906, 118723, 140309, 184987, 218621, 237446, 280618, 369974, 411983, 437242, 723131, 823966, 1446262, 1543399, 2404831, 3086798, 4809662, 7954441, 9400703, 15908882, 18801406, 103407733, 206815466]

約数ペア:

[(1, 206815466), (2, 103407733), (11, 18801406), (13, 15908882), (22, 9400703), (26, 7954441), (43, 4809662), (67, 3086798), (86, 2404831), (134, 1543399), (143, 1446262), (251, 823966), (286, 723131), (473, 437242), (502, 411983), (559, 369974), (737, 280618), (871, 237446), (946, 218621), (1118, 184987), (1474, 140309), (1742, 118723), (2761, 74906), (2881, 71786), (3263, 63382), (5522, 37453), (5762, 35893), (6149, 33634), (6526, 31691), (9581, 21586), (10793, 19162), (12298, 16817)]