1381993015

素因数分解:

$5^1\times {\mathrm{13}}^1\times {\mathrm{109}}^1\times {\mathrm{131}}^1\times {\mathrm{1489}}^1$

素因数の和:1747

約数の個数: 32

約数和(自身を含む): 1817323200

約数和(自身を除く): 435330185

約数列:

[1, 5, 13, 65, 109, 131, 545, 655, 1417, 1489, 1703, 7085, 7445, 8515, 14279, 19357, 71395, 96785, 162301, 185627, 195059, 811505, 928135, 975295, 2109913, 2535767, 10549565, 12678835, 21261431, 106307155, 276398603, 1381993015]

約数ペア:

[(1, 1381993015), (5, 276398603), (13, 106307155), (65, 21261431), (109, 12678835), (131, 10549565), (545, 2535767), (655, 2109913), (1417, 975295), (1489, 928135), (1703, 811505), (7085, 195059), (7445, 185627), (8515, 162301), (14279, 96785), (19357, 71395)]