2013455745

素因数分解:

$3^3\times 5^1\times 7^1\times {\mathrm{19}}^1\times {\mathrm{112139}}^1$

素因数の和:112179

約数の個数: 64

約数和(自身を含む): 4306176000

約数和(自身を除く): 2292720255

約数列:

[1, 3, 5, 7, 9, 15, 19, 21, 27, 35, 45, 57, 63, 95, 105, 133, 135, 171, 189, 285, 315, 399, 513, 665, 855, 945, 1197, 1995, 2565, 3591, 5985, 17955, 112139, 336417, 560695, 784973, 1009251, 1682085, 2130641, 2354919, 3027753, 3924865, 5046255, 6391923, 7064757, 10653205, 11774595, 14914487, 15138765, 19175769, 21194271, 31959615, 35323785, 44743461, 57527307, 74572435, 95878845, 105971355, 134230383, 223717305, 287636535, 402691149, 671151915, 2013455745]

約数ペア:

[(1, 2013455745), (3, 671151915), (5, 402691149), (7, 287636535), (9, 223717305), (15, 134230383), (19, 105971355), (21, 95878845), (27, 74572435), (35, 57527307), (45, 44743461), (57, 35323785), (63, 31959615), (95, 21194271), (105, 19175769), (133, 15138765), (135, 14914487), (171, 11774595), (189, 10653205), (285, 7064757), (315, 6391923), (399, 5046255), (513, 3924865), (665, 3027753), (855, 2354919), (945, 2130641), (1197, 1682085), (1995, 1009251), (2565, 784973), (3591, 560695), (5985, 336417), (17955, 112139)]