12881596

素因数分解:

$2^2\times 7^1\times {\mathrm{13}}^1\times {\mathrm{43}}^1\times {\mathrm{823}}^1$

素因数の和:890

約数の個数: 48

約数和(自身を含む): 28424704

約数和(自身を除く): 15543108

約数列:

[1, 2, 4, 7, 13, 14, 26, 28, 43, 52, 86, 91, 172, 182, 301, 364, 559, 602, 823, 1118, 1204, 1646, 2236, 3292, 3913, 5761, 7826, 10699, 11522, 15652, 21398, 23044, 35389, 42796, 70778, 74893, 141556, 149786, 247723, 299572, 460057, 495446, 920114, 990892, 1840228, 3220399, 6440798, 12881596]

約数ペア:

[(1, 12881596), (2, 6440798), (4, 3220399), (7, 1840228), (13, 990892), (14, 920114), (26, 495446), (28, 460057), (43, 299572), (52, 247723), (86, 149786), (91, 141556), (172, 74893), (182, 70778), (301, 42796), (364, 35389), (559, 23044), (602, 21398), (823, 15652), (1118, 11522), (1204, 10699), (1646, 7826), (2236, 5761), (3292, 3913)]