378754271

素因数分解:

$7^2\times {\mathrm{17}}^1\times {\mathrm{23}}^1\times {\mathrm{53}}^1\times {\mathrm{373}}^1$

素因数の和:480

約数の個数: 48

約数和(自身を含む): 497306304

約数和(自身を除く): 118552033

約数列:

[1, 7, 17, 23, 49, 53, 119, 161, 371, 373, 391, 833, 901, 1127, 1219, 2597, 2611, 2737, 6307, 6341, 8533, 8579, 18277, 19159, 19769, 20723, 44149, 44387, 59731, 60053, 138383, 145061, 145843, 310709, 336073, 420371, 454687, 968681, 1015427, 1020901, 2352511, 3182809, 7146307, 7729679, 16467577, 22279663, 54107753, 378754271]

約数ペア:

[(1, 378754271), (7, 54107753), (17, 22279663), (23, 16467577), (49, 7729679), (53, 7146307), (119, 3182809), (161, 2352511), (371, 1020901), (373, 1015427), (391, 968681), (833, 454687), (901, 420371), (1127, 336073), (1219, 310709), (2597, 145843), (2611, 145061), (2737, 138383), (6307, 60053), (6341, 59731), (8533, 44387), (8579, 44149), (18277, 20723), (19159, 19769)]