13791978

素因数分解:

$2^1\times 3^3\times {\mathrm{53}}^1\times {\mathrm{61}}^1\times {\mathrm{79}}^1$

素因数の和:204

約数の個数: 64

約数和(自身を含む): 32140800

約数和(自身を除く): 18348822

約数列:

[1, 2, 3, 6, 9, 18, 27, 53, 54, 61, 79, 106, 122, 158, 159, 183, 237, 318, 366, 474, 477, 549, 711, 954, 1098, 1422, 1431, 1647, 2133, 2862, 3233, 3294, 4187, 4266, 4819, 6466, 8374, 9638, 9699, 12561, 14457, 19398, 25122, 28914, 29097, 37683, 43371, 58194, 75366, 86742, 87291, 113049, 130113, 174582, 226098, 255407, 260226, 510814, 766221, 1532442, 2298663, 4597326, 6895989, 13791978]

約数ペア:

[(1, 13791978), (2, 6895989), (3, 4597326), (6, 2298663), (9, 1532442), (18, 766221), (27, 510814), (53, 260226), (54, 255407), (61, 226098), (79, 174582), (106, 130113), (122, 113049), (158, 87291), (159, 86742), (183, 75366), (237, 58194), (318, 43371), (366, 37683), (474, 29097), (477, 28914), (549, 25122), (711, 19398), (954, 14457), (1098, 12561), (1422, 9699), (1431, 9638), (1647, 8374), (2133, 6466), (2862, 4819), (3233, 4266), (3294, 4187)]