16996545

素因数分解:

$3^2\times 5^1\times {\mathrm{19}}^1\times {\mathrm{103}}^1\times {\mathrm{193}}^1$

素因数の和:326

約数の個数: 48

約数和(自身を含む): 31474560

約数和(自身を除く): 14478015

約数列:

[1, 3, 5, 9, 15, 19, 45, 57, 95, 103, 171, 193, 285, 309, 515, 579, 855, 927, 965, 1545, 1737, 1957, 2895, 3667, 4635, 5871, 8685, 9785, 11001, 17613, 18335, 19879, 29355, 33003, 55005, 59637, 88065, 99395, 165015, 178911, 298185, 377701, 894555, 1133103, 1888505, 3399309, 5665515, 16996545]

約数ペア:

[(1, 16996545), (3, 5665515), (5, 3399309), (9, 1888505), (15, 1133103), (19, 894555), (45, 377701), (57, 298185), (95, 178911), (103, 165015), (171, 99395), (193, 88065), (285, 59637), (309, 55005), (515, 33003), (579, 29355), (855, 19879), (927, 18335), (965, 17613), (1545, 11001), (1737, 9785), (1957, 8685), (2895, 5871), (3667, 4635)]