217842352

素因数分解:

$2^4\times 7^1\times {\mathrm{13}}^2\times {\mathrm{17}}^1\times {\mathrm{677}}^1$

素因数の和:735

約数の個数: 120

約数和(自身を含む): 553866336

約数和(自身を除く): 336023984

約数列:

[1, 2, 4, 7, 8, 13, 14, 16, 17, 26, 28, 34, 52, 56, 68, 91, 104, 112, 119, 136, 169, 182, 208, 221, 238, 272, 338, 364, 442, 476, 676, 677, 728, 884, 952, 1183, 1352, 1354, 1456, 1547, 1768, 1904, 2366, 2704, 2708, 2873, 3094, 3536, 4732, 4739, 5416, 5746, 6188, 8801, 9464, 9478, 10832, 11492, 11509, 12376, 17602, 18928, 18956, 20111, 22984, 23018, 24752, 35204, 37912, 40222, 45968, 46036, 61607, 70408, 75824, 80444, 80563, 92072, 114413, 123214, 140816, 149617, 160888, 161126, 184144, 228826, 246428, 299234, 321776, 322252, 457652, 492856, 598468, 644504, 800891, 915304, 985712, 1047319, 1196936, 1289008, 1601782, 1830608, 1945021, 2094638, 2393872, 3203564, 3890042, 4189276, 6407128, 7780084, 8378552, 12814256, 13615147, 15560168, 16757104, 27230294, 31120336, 54460588, 108921176, 217842352]

約数ペア:

[(1, 217842352), (2, 108921176), (4, 54460588), (7, 31120336), (8, 27230294), (13, 16757104), (14, 15560168), (16, 13615147), (17, 12814256), (26, 8378552), (28, 7780084), (34, 6407128), (52, 4189276), (56, 3890042), (68, 3203564), (91, 2393872), (104, 2094638), (112, 1945021), (119, 1830608), (136, 1601782), (169, 1289008), (182, 1196936), (208, 1047319), (221, 985712), (238, 915304), (272, 800891), (338, 644504), (364, 598468), (442, 492856), (476, 457652), (676, 322252), (677, 321776), (728, 299234), (884, 246428), (952, 228826), (1183, 184144), (1352, 161126), (1354, 160888), (1456, 149617), (1547, 140816), (1768, 123214), (1904, 114413), (2366, 92072), (2704, 80563), (2708, 80444), (2873, 75824), (3094, 70408), (3536, 61607), (4732, 46036), (4739, 45968), (5416, 40222), (5746, 37912), (6188, 35204), (8801, 24752), (9464, 23018), (9478, 22984), (10832, 20111), (11492, 18956), (11509, 18928), (12376, 17602)]