15400521

素因数分解:

$3^2\times {\mathrm{17}}^2\times {\mathrm{31}}^1\times {\mathrm{191}}^1$

素因数の和:262

約数の個数: 36

約数和(自身を含む): 24520704

約数和(自身を除く): 9120183

約数列:

[1, 3, 9, 17, 31, 51, 93, 153, 191, 279, 289, 527, 573, 867, 1581, 1719, 2601, 3247, 4743, 5921, 8959, 9741, 17763, 26877, 29223, 53289, 55199, 80631, 100657, 165597, 301971, 496791, 905913, 1711169, 5133507, 15400521]

約数ペア:

[(1, 15400521), (3, 5133507), (9, 1711169), (17, 905913), (31, 496791), (51, 301971), (93, 165597), (153, 100657), (191, 80631), (279, 55199), (289, 53289), (527, 29223), (573, 26877), (867, 17763), (1581, 9741), (1719, 8959), (2601, 5921), (3247, 4743)]