1971794789874

素因数分解:

$2^1\times 3^4\times 7^1\times {\mathrm{13}}^1\times {\mathrm{133753547}}^1$

素因数の和:133753581

約数の個数: 80

約数和(自身を含む): 5437884247488

約数和(自身を除く): 3466089457614

約数列:

[1, 2, 3, 6, 7, 9, 13, 14, 18, 21, 26, 27, 39, 42, 54, 63, 78, 81, 91, 117, 126, 162, 182, 189, 234, 273, 351, 378, 546, 567, 702, 819, 1053, 1134, 1638, 2106, 2457, 4914, 7371, 14742, 133753547, 267507094, 401260641, 802521282, 936274829, 1203781923, 1738796111, 1872549658, 2407563846, 2808824487, 3477592222, 3611345769, 5216388333, 5617648974, 7222691538, 8426473461, 10432776666, 10834037307, 12171572777, 15649164999, 16852946922, 21668074614, 24343145554, 25279420383, 31298329998, 36514718331, 46947494997, 50558840766, 73029436662, 75838261149, 93894989994, 109544154993, 140842484991, 151676522298, 219088309986, 281684969982, 328632464979, 657264929958, 985897394937, 1971794789874]

約数ペア:

[(1, 1971794789874), (2, 985897394937), (3, 657264929958), (6, 328632464979), (7, 281684969982), (9, 219088309986), (13, 151676522298), (14, 140842484991), (18, 109544154993), (21, 93894989994), (26, 75838261149), (27, 73029436662), (39, 50558840766), (42, 46947494997), (54, 36514718331), (63, 31298329998), (78, 25279420383), (81, 24343145554), (91, 21668074614), (117, 16852946922), (126, 15649164999), (162, 12171572777), (182, 10834037307), (189, 10432776666), (234, 8426473461), (273, 7222691538), (351, 5617648974), (378, 5216388333), (546, 3611345769), (567, 3477592222), (702, 2808824487), (819, 2407563846), (1053, 1872549658), (1134, 1738796111), (1638, 1203781923), (2106, 936274829), (2457, 802521282), (4914, 401260641), (7371, 267507094), (14742, 133753547)]