217404976

素因数分解:

$2^4\times {\mathrm{17}}^1\times {\mathrm{61}}^1\times {\mathrm{13103}}^1$

素因数の和:13189

約数の個数: 40

約数和(自身を含む): 453345984

約数和(自身を除く): 235941008

約数列:

[1, 2, 4, 8, 16, 17, 34, 61, 68, 122, 136, 244, 272, 488, 976, 1037, 2074, 4148, 8296, 13103, 16592, 26206, 52412, 104824, 209648, 222751, 445502, 799283, 891004, 1598566, 1782008, 3197132, 3564016, 6394264, 12788528, 13587811, 27175622, 54351244, 108702488, 217404976]

約数ペア:

[(1, 217404976), (2, 108702488), (4, 54351244), (8, 27175622), (16, 13587811), (17, 12788528), (34, 6394264), (61, 3564016), (68, 3197132), (122, 1782008), (136, 1598566), (244, 891004), (272, 799283), (488, 445502), (976, 222751), (1037, 209648), (2074, 104824), (4148, 52412), (8296, 26206), (13103, 16592)]