7821330

素因数分解:

$2^1\times 3^1\times 5^1\times {\mathrm{11}}^1\times {\mathrm{137}}^1\times {\mathrm{173}}^1$

素因数の和:331

約数の個数: 64

約数和(自身を含む): 20746368

約数和(自身を除く): 12925038

約数列:

[1, 2, 3, 5, 6, 10, 11, 15, 22, 30, 33, 55, 66, 110, 137, 165, 173, 274, 330, 346, 411, 519, 685, 822, 865, 1038, 1370, 1507, 1730, 1903, 2055, 2595, 3014, 3806, 4110, 4521, 5190, 5709, 7535, 9042, 9515, 11418, 15070, 19030, 22605, 23701, 28545, 45210, 47402, 57090, 71103, 118505, 142206, 237010, 260711, 355515, 521422, 711030, 782133, 1303555, 1564266, 2607110, 3910665, 7821330]

約数ペア:

[(1, 7821330), (2, 3910665), (3, 2607110), (5, 1564266), (6, 1303555), (10, 782133), (11, 711030), (15, 521422), (22, 355515), (30, 260711), (33, 237010), (55, 142206), (66, 118505), (110, 71103), (137, 57090), (165, 47402), (173, 45210), (274, 28545), (330, 23701), (346, 22605), (411, 19030), (519, 15070), (685, 11418), (822, 9515), (865, 9042), (1038, 7535), (1370, 5709), (1507, 5190), (1730, 4521), (1903, 4110), (2055, 3806), (2595, 3014)]