13440252

素因数分解:

$2^2\times 3^1\times 7^1\times {\mathrm{43}}^1\times {\mathrm{61}}^2$

素因数の和:179

約数の個数: 72

約数和(自身を含む): 37285248

約数和(自身を除く): 23844996

約数列:

[1, 2, 3, 4, 6, 7, 12, 14, 21, 28, 42, 43, 61, 84, 86, 122, 129, 172, 183, 244, 258, 301, 366, 427, 516, 602, 732, 854, 903, 1204, 1281, 1708, 1806, 2562, 2623, 3612, 3721, 5124, 5246, 7442, 7869, 10492, 11163, 14884, 15738, 18361, 22326, 26047, 31476, 36722, 44652, 52094, 55083, 73444, 78141, 104188, 110166, 156282, 160003, 220332, 312564, 320006, 480009, 640012, 960018, 1120021, 1920036, 2240042, 3360063, 4480084, 6720126, 13440252]

約数ペア:

[(1, 13440252), (2, 6720126), (3, 4480084), (4, 3360063), (6, 2240042), (7, 1920036), (12, 1120021), (14, 960018), (21, 640012), (28, 480009), (42, 320006), (43, 312564), (61, 220332), (84, 160003), (86, 156282), (122, 110166), (129, 104188), (172, 78141), (183, 73444), (244, 55083), (258, 52094), (301, 44652), (366, 36722), (427, 31476), (516, 26047), (602, 22326), (732, 18361), (854, 15738), (903, 14884), (1204, 11163), (1281, 10492), (1708, 7869), (1806, 7442), (2562, 5246), (2623, 5124), (3612, 3721)]