218219625

素因数分解:

$3^2\times 5^3\times {\mathrm{13}}^1\times {\mathrm{43}}^1\times {\mathrm{347}}^1$

素因数の和:424

約数の個数: 96

約数和(自身を含む): 434738304

約数和(自身を除く): 216518679

約数列:

[1, 3, 5, 9, 13, 15, 25, 39, 43, 45, 65, 75, 117, 125, 129, 195, 215, 225, 325, 347, 375, 387, 559, 585, 645, 975, 1041, 1075, 1125, 1625, 1677, 1735, 1935, 2795, 2925, 3123, 3225, 4511, 4875, 5031, 5205, 5375, 8385, 8675, 9675, 13533, 13975, 14625, 14921, 15615, 16125, 22555, 25155, 26025, 40599, 41925, 43375, 44763, 48375, 67665, 69875, 74605, 78075, 112775, 125775, 130125, 134289, 193973, 202995, 209625, 223815, 338325, 373025, 390375, 563875, 581919, 628875, 671445, 969865, 1014975, 1119075, 1691625, 1745757, 1865125, 2909595, 3357225, 4849325, 5074875, 5595375, 8728785, 14547975, 16786125, 24246625, 43643925, 72739875, 218219625]

約数ペア:

[(1, 218219625), (3, 72739875), (5, 43643925), (9, 24246625), (13, 16786125), (15, 14547975), (25, 8728785), (39, 5595375), (43, 5074875), (45, 4849325), (65, 3357225), (75, 2909595), (117, 1865125), (125, 1745757), (129, 1691625), (195, 1119075), (215, 1014975), (225, 969865), (325, 671445), (347, 628875), (375, 581919), (387, 563875), (559, 390375), (585, 373025), (645, 338325), (975, 223815), (1041, 209625), (1075, 202995), (1125, 193973), (1625, 134289), (1677, 130125), (1735, 125775), (1935, 112775), (2795, 78075), (2925, 74605), (3123, 69875), (3225, 67665), (4511, 48375), (4875, 44763), (5031, 43375), (5205, 41925), (5375, 40599), (8385, 26025), (8675, 25155), (9675, 22555), (13533, 16125), (13975, 15615), (14625, 14921)]