17117865

素因数分解:

$3^3\times 5^1\times {\mathrm{23}}^1\times {\mathrm{37}}^1\times {\mathrm{149}}^1$

素因数の和:223

約数の個数: 64

約数和(自身を含む): 32832000

約数和(自身を除く): 15714135

約数列:

[1, 3, 5, 9, 15, 23, 27, 37, 45, 69, 111, 115, 135, 149, 185, 207, 333, 345, 447, 555, 621, 745, 851, 999, 1035, 1341, 1665, 2235, 2553, 3105, 3427, 4023, 4255, 4995, 5513, 6705, 7659, 10281, 12765, 16539, 17135, 20115, 22977, 27565, 30843, 38295, 49617, 51405, 82695, 92529, 114885, 126799, 148851, 154215, 248085, 380397, 462645, 633995, 744255, 1141191, 1901985, 3423573, 5705955, 17117865]

約数ペア:

[(1, 17117865), (3, 5705955), (5, 3423573), (9, 1901985), (15, 1141191), (23, 744255), (27, 633995), (37, 462645), (45, 380397), (69, 248085), (111, 154215), (115, 148851), (135, 126799), (149, 114885), (185, 92529), (207, 82695), (333, 51405), (345, 49617), (447, 38295), (555, 30843), (621, 27565), (745, 22977), (851, 20115), (999, 17135), (1035, 16539), (1341, 12765), (1665, 10281), (2235, 7659), (2553, 6705), (3105, 5513), (3427, 4995), (4023, 4255)]