16915149

素因数分解:

$3^4\times {\mathrm{19}}^1\times {\mathrm{29}}^1\times {\mathrm{379}}^1$

素因数の和:439

約数の個数: 40

約数和(自身を含む): 27588000

約数和(自身を除く): 10672851

約数列:

[1, 3, 9, 19, 27, 29, 57, 81, 87, 171, 261, 379, 513, 551, 783, 1137, 1539, 1653, 2349, 3411, 4959, 7201, 10233, 10991, 14877, 21603, 30699, 32973, 44631, 64809, 98919, 194427, 208829, 296757, 583281, 626487, 890271, 1879461, 5638383, 16915149]

約数ペア:

[(1, 16915149), (3, 5638383), (9, 1879461), (19, 890271), (27, 626487), (29, 583281), (57, 296757), (81, 208829), (87, 194427), (171, 98919), (261, 64809), (379, 44631), (513, 32973), (551, 30699), (783, 21603), (1137, 14877), (1539, 10991), (1653, 10233), (2349, 7201), (3411, 4959)]