15688144

素因数分解:

$2^4\times {\mathrm{17}}^1\times {\mathrm{137}}^1\times {\mathrm{421}}^1$

素因数の和:583

約数の個数: 40

約数和(自身を含む): 32495688

約数和(自身を除く): 16807544

約数列:

[1, 2, 4, 8, 16, 17, 34, 68, 136, 137, 272, 274, 421, 548, 842, 1096, 1684, 2192, 2329, 3368, 4658, 6736, 7157, 9316, 14314, 18632, 28628, 37264, 57256, 57677, 114512, 115354, 230708, 461416, 922832, 980509, 1961018, 3922036, 7844072, 15688144]

約数ペア:

[(1, 15688144), (2, 7844072), (4, 3922036), (8, 1961018), (16, 980509), (17, 922832), (34, 461416), (68, 230708), (136, 115354), (137, 114512), (272, 57677), (274, 57256), (421, 37264), (548, 28628), (842, 18632), (1096, 14314), (1684, 9316), (2192, 7157), (2329, 6736), (3368, 4658)]