7878123

素因数分解:

$3^2\times {\mathrm{11}}^1\times {\mathrm{17}}^1\times {\mathrm{31}}^1\times {\mathrm{151}}^1$

素因数の和:216

約数の個数: 48

約数和(自身を含む): 13658112

約数和(自身を除く): 5779989

約数列:

[1, 3, 9, 11, 17, 31, 33, 51, 93, 99, 151, 153, 187, 279, 341, 453, 527, 561, 1023, 1359, 1581, 1661, 1683, 2567, 3069, 4681, 4743, 4983, 5797, 7701, 14043, 14949, 17391, 23103, 28237, 42129, 51491, 52173, 79577, 84711, 154473, 238731, 254133, 463419, 716193, 875347, 2626041, 7878123]

約数ペア:

[(1, 7878123), (3, 2626041), (9, 875347), (11, 716193), (17, 463419), (31, 254133), (33, 238731), (51, 154473), (93, 84711), (99, 79577), (151, 52173), (153, 51491), (187, 42129), (279, 28237), (341, 23103), (453, 17391), (527, 14949), (561, 14043), (1023, 7701), (1359, 5797), (1581, 4983), (1661, 4743), (1683, 4681), (2567, 3069)]