1218357972

素因数分解:

$2^2\times 3^2\times {\mathrm{13}}^1\times {\mathrm{17}}^1\times {\mathrm{153137}}^1$

素因数の和:153177

約数の個数: 72

約数和(自身を含む): 3511760616

約数和(自身を除く): 2293402644

約数列:

[1, 2, 3, 4, 6, 9, 12, 13, 17, 18, 26, 34, 36, 39, 51, 52, 68, 78, 102, 117, 153, 156, 204, 221, 234, 306, 442, 468, 612, 663, 884, 1326, 1989, 2652, 3978, 7956, 153137, 306274, 459411, 612548, 918822, 1378233, 1837644, 1990781, 2603329, 2756466, 3981562, 5206658, 5512932, 5972343, 7809987, 7963124, 10413316, 11944686, 15619974, 17917029, 23429961, 23889372, 31239948, 33843277, 35834058, 46859922, 67686554, 71668116, 93719844, 101529831, 135373108, 203059662, 304589493, 406119324, 609178986, 1218357972]

約数ペア:

[(1, 1218357972), (2, 609178986), (3, 406119324), (4, 304589493), (6, 203059662), (9, 135373108), (12, 101529831), (13, 93719844), (17, 71668116), (18, 67686554), (26, 46859922), (34, 35834058), (36, 33843277), (39, 31239948), (51, 23889372), (52, 23429961), (68, 17917029), (78, 15619974), (102, 11944686), (117, 10413316), (153, 7963124), (156, 7809987), (204, 5972343), (221, 5512932), (234, 5206658), (306, 3981562), (442, 2756466), (468, 2603329), (612, 1990781), (663, 1837644), (884, 1378233), (1326, 918822), (1989, 612548), (2652, 459411), (3978, 306274), (7956, 153137)]