217367000788

素因数分解:

$2^2\times 7^1\times {\mathrm{17}}^1\times {\mathrm{47}}^1\times {\mathrm{499}}^1\times {\mathrm{19471}}^1$

素因数の和:20045

約数の個数: 96

約数和(自身を含む): 471066624000

約数和(自身を除く): 253699623212

約数列:

[1, 2, 4, 7, 14, 17, 28, 34, 47, 68, 94, 119, 188, 238, 329, 476, 499, 658, 799, 998, 1316, 1598, 1996, 3196, 3493, 5593, 6986, 8483, 11186, 13972, 16966, 19471, 22372, 23453, 33932, 38942, 46906, 59381, 77884, 93812, 118762, 136297, 164171, 237524, 272594, 328342, 331007, 398701, 545188, 656684, 662014, 797402, 915137, 1324028, 1594804, 1830274, 2317049, 2790907, 3660548, 4634098, 5581814, 6405959, 9268196, 9716029, 11163628, 12811918, 15557329, 19432058, 25623836, 31114658, 38864116, 62229316, 68012203, 108901303, 136024406, 165172493, 217802606, 272048812, 330344986, 435605212, 456653363, 660689972, 913306726, 1156207451, 1826613452, 2312414902, 3196573541, 4624829804, 6393147082, 7763107171, 12786294164, 15526214342, 31052428684, 54341750197, 108683500394, 217367000788]

約数ペア:

[(1, 217367000788), (2, 108683500394), (4, 54341750197), (7, 31052428684), (14, 15526214342), (17, 12786294164), (28, 7763107171), (34, 6393147082), (47, 4624829804), (68, 3196573541), (94, 2312414902), (119, 1826613452), (188, 1156207451), (238, 913306726), (329, 660689972), (476, 456653363), (499, 435605212), (658, 330344986), (799, 272048812), (998, 217802606), (1316, 165172493), (1598, 136024406), (1996, 108901303), (3196, 68012203), (3493, 62229316), (5593, 38864116), (6986, 31114658), (8483, 25623836), (11186, 19432058), (13972, 15557329), (16966, 12811918), (19471, 11163628), (22372, 9716029), (23453, 9268196), (33932, 6405959), (38942, 5581814), (46906, 4634098), (59381, 3660548), (77884, 2790907), (93812, 2317049), (118762, 1830274), (136297, 1594804), (164171, 1324028), (237524, 915137), (272594, 797402), (328342, 662014), (331007, 656684), (398701, 545188)]