31875844

素因数分解:

$2^2\times 7^1\times {\mathrm{11}}^1\times {\mathrm{13}}^1\times {\mathrm{19}}^1\times {\mathrm{419}}^1$

素因数の和:473

約数の個数: 96

約数和(自身を含む): 79027200

約数和(自身を除く): 47151356

約数列:

[1, 2, 4, 7, 11, 13, 14, 19, 22, 26, 28, 38, 44, 52, 76, 77, 91, 133, 143, 154, 182, 209, 247, 266, 286, 308, 364, 418, 419, 494, 532, 572, 836, 838, 988, 1001, 1463, 1676, 1729, 2002, 2717, 2926, 2933, 3458, 4004, 4609, 5434, 5447, 5852, 5866, 6916, 7961, 9218, 10868, 10894, 11732, 15922, 18436, 19019, 21788, 31844, 32263, 38038, 38129, 55727, 59917, 64526, 76076, 76258, 87571, 103493, 111454, 119834, 129052, 152516, 175142, 206986, 222908, 239668, 350284, 413972, 419419, 612997, 724451, 838838, 1138423, 1225994, 1448902, 1677676, 2276846, 2451988, 2897804, 4553692, 7968961, 15937922, 31875844]

約数ペア:

[(1, 31875844), (2, 15937922), (4, 7968961), (7, 4553692), (11, 2897804), (13, 2451988), (14, 2276846), (19, 1677676), (22, 1448902), (26, 1225994), (28, 1138423), (38, 838838), (44, 724451), (52, 612997), (76, 419419), (77, 413972), (91, 350284), (133, 239668), (143, 222908), (154, 206986), (182, 175142), (209, 152516), (247, 129052), (266, 119834), (286, 111454), (308, 103493), (364, 87571), (418, 76258), (419, 76076), (494, 64526), (532, 59917), (572, 55727), (836, 38129), (838, 38038), (988, 32263), (1001, 31844), (1463, 21788), (1676, 19019), (1729, 18436), (2002, 15922), (2717, 11732), (2926, 10894), (2933, 10868), (3458, 9218), (4004, 7961), (4609, 6916), (5434, 5866), (5447, 5852)]