15728757

素因数分解:

$3^1\times {\mathrm{11}}^1\times {\mathrm{17}}^1\times {\mathrm{23}}^2\times {\mathrm{53}}^1$

素因数の和:130

約数の個数: 48

約数和(自身を含む): 25800768

約数和(自身を除く): 10072011

約数列:

[1, 3, 11, 17, 23, 33, 51, 53, 69, 159, 187, 253, 391, 529, 561, 583, 759, 901, 1173, 1219, 1587, 1749, 2703, 3657, 4301, 5819, 8993, 9911, 12903, 13409, 17457, 20723, 26979, 28037, 29733, 40227, 62169, 84111, 98923, 227953, 296769, 308407, 476629, 683859, 925221, 1429887, 5242919, 15728757]

約数ペア:

[(1, 15728757), (3, 5242919), (11, 1429887), (17, 925221), (23, 683859), (33, 476629), (51, 308407), (53, 296769), (69, 227953), (159, 98923), (187, 84111), (253, 62169), (391, 40227), (529, 29733), (561, 28037), (583, 26979), (759, 20723), (901, 17457), (1173, 13409), (1219, 12903), (1587, 9911), (1749, 8993), (2703, 5819), (3657, 4301)]