7999515

素因数分解:

$3^2\times 5^1\times {\mathrm{23}}^1\times {\mathrm{59}}^1\times {\mathrm{131}}^1$

素因数の和:224

約数の個数: 48

約数和(自身を含む): 14826240

約数和(自身を除く): 6826725

約数列:

[1, 3, 5, 9, 15, 23, 45, 59, 69, 115, 131, 177, 207, 295, 345, 393, 531, 655, 885, 1035, 1179, 1357, 1965, 2655, 3013, 4071, 5895, 6785, 7729, 9039, 12213, 15065, 20355, 23187, 27117, 38645, 45195, 61065, 69561, 115935, 135585, 177767, 347805, 533301, 888835, 1599903, 2666505, 7999515]

約数ペア:

[(1, 7999515), (3, 2666505), (5, 1599903), (9, 888835), (15, 533301), (23, 347805), (45, 177767), (59, 135585), (69, 115935), (115, 69561), (131, 61065), (177, 45195), (207, 38645), (295, 27117), (345, 23187), (393, 20355), (531, 15065), (655, 12213), (885, 9039), (1035, 7729), (1179, 6785), (1357, 5895), (1965, 4071), (2655, 3013)]