991365648

素因数分解:

$2^4\times 3^1\times 7^2\times {\mathrm{13}}^1\times {\mathrm{32423}}^1$

素因数の和:32461

約数の個数: 120

約数和(自身を含む): 3208419648

約数和(自身を除く): 2217054000

約数列:

[1, 2, 3, 4, 6, 7, 8, 12, 13, 14, 16, 21, 24, 26, 28, 39, 42, 48, 49, 52, 56, 78, 84, 91, 98, 104, 112, 147, 156, 168, 182, 196, 208, 273, 294, 312, 336, 364, 392, 546, 588, 624, 637, 728, 784, 1092, 1176, 1274, 1456, 1911, 2184, 2352, 2548, 3822, 4368, 5096, 7644, 10192, 15288, 30576, 32423, 64846, 97269, 129692, 194538, 226961, 259384, 389076, 421499, 453922, 518768, 680883, 778152, 842998, 907844, 1264497, 1361766, 1556304, 1588727, 1685996, 1815688, 2528994, 2723532, 2950493, 3177454, 3371992, 3631376, 4766181, 5057988, 5447064, 5900986, 6354908, 6743984, 8851479, 9532362, 10115976, 10894128, 11801972, 12709816, 17702958, 19064724, 20231952, 20653451, 23603944, 25419632, 35405916, 38129448, 41306902, 47207888, 61960353, 70811832, 76258896, 82613804, 123920706, 141623664, 165227608, 247841412, 330455216, 495682824, 991365648]

約数ペア:

[(1, 991365648), (2, 495682824), (3, 330455216), (4, 247841412), (6, 165227608), (7, 141623664), (8, 123920706), (12, 82613804), (13, 76258896), (14, 70811832), (16, 61960353), (21, 47207888), (24, 41306902), (26, 38129448), (28, 35405916), (39, 25419632), (42, 23603944), (48, 20653451), (49, 20231952), (52, 19064724), (56, 17702958), (78, 12709816), (84, 11801972), (91, 10894128), (98, 10115976), (104, 9532362), (112, 8851479), (147, 6743984), (156, 6354908), (168, 5900986), (182, 5447064), (196, 5057988), (208, 4766181), (273, 3631376), (294, 3371992), (312, 3177454), (336, 2950493), (364, 2723532), (392, 2528994), (546, 1815688), (588, 1685996), (624, 1588727), (637, 1556304), (728, 1361766), (784, 1264497), (1092, 907844), (1176, 842998), (1274, 778152), (1456, 680883), (1911, 518768), (2184, 453922), (2352, 421499), (2548, 389076), (3822, 259384), (4368, 226961), (5096, 194538), (7644, 129692), (10192, 97269), (15288, 64846), (30576, 32423)]