4400028

素因数分解:

$2^2\times 3^3\times {\mathrm{131}}^1\times {\mathrm{311}}^1$

素因数の和:455

約数の個数: 48

約数和(自身を含む): 11531520

約数和(自身を除く): 7131492

約数列:

[1, 2, 3, 4, 6, 9, 12, 18, 27, 36, 54, 108, 131, 262, 311, 393, 524, 622, 786, 933, 1179, 1244, 1572, 1866, 2358, 2799, 3537, 3732, 4716, 5598, 7074, 8397, 11196, 14148, 16794, 33588, 40741, 81482, 122223, 162964, 244446, 366669, 488892, 733338, 1100007, 1466676, 2200014, 4400028]

約数ペア:

[(1, 4400028), (2, 2200014), (3, 1466676), (4, 1100007), (6, 733338), (9, 488892), (12, 366669), (18, 244446), (27, 162964), (36, 122223), (54, 81482), (108, 40741), (131, 33588), (262, 16794), (311, 14148), (393, 11196), (524, 8397), (622, 7074), (786, 5598), (933, 4716), (1179, 3732), (1244, 3537), (1572, 2799), (1866, 2358)]