71894925

素因数分解:

$3^3\times 5^2\times {\mathrm{43}}^1\times {\mathrm{2477}}^1$

素因数の和:2539

約数の個数: 48

約数和(自身を含む): 135199680

約数和(自身を除く): 63304755

約数列:

[1, 3, 5, 9, 15, 25, 27, 43, 45, 75, 129, 135, 215, 225, 387, 645, 675, 1075, 1161, 1935, 2477, 3225, 5805, 7431, 9675, 12385, 22293, 29025, 37155, 61925, 66879, 106511, 111465, 185775, 319533, 334395, 532555, 557325, 958599, 1597665, 1671975, 2662775, 2875797, 4792995, 7988325, 14378985, 23964975, 71894925]

約数ペア:

[(1, 71894925), (3, 23964975), (5, 14378985), (9, 7988325), (15, 4792995), (25, 2875797), (27, 2662775), (43, 1671975), (45, 1597665), (75, 958599), (129, 557325), (135, 532555), (215, 334395), (225, 319533), (387, 185775), (645, 111465), (675, 106511), (1075, 66879), (1161, 61925), (1935, 37155), (2477, 29025), (3225, 22293), (5805, 12385), (7431, 9675)]