27720690172

素因数分解:

$2^2\times 7^1\times {\mathrm{29}}^1\times {\mathrm{31}}^1\times {\mathrm{311}}^1\times {\mathrm{3541}}^1$

素因数の和:3923

約数の個数: 96

約数和(自身を含む): 59410391040

約数和(自身を除く): 31689700868

約数列:

[1, 2, 4, 7, 14, 28, 29, 31, 58, 62, 116, 124, 203, 217, 311, 406, 434, 622, 812, 868, 899, 1244, 1798, 2177, 3541, 3596, 4354, 6293, 7082, 8708, 9019, 9641, 12586, 14164, 18038, 19282, 24787, 25172, 36076, 38564, 49574, 63133, 67487, 99148, 102689, 109771, 126266, 134974, 205378, 219542, 252532, 269948, 279589, 410756, 439084, 559178, 718823, 768397, 1101251, 1118356, 1437646, 1536794, 1957123, 2202502, 2875292, 3073588, 3183359, 3914246, 4405004, 6366718, 7708757, 7828492, 12733436, 15417514, 22283513, 30835028, 31936279, 34138781, 44567026, 63872558, 68277562, 89134052, 127745116, 136555124, 223553953, 238971467, 447107906, 477942934, 894215812, 955885868, 990024649, 1980049298, 3960098596, 6930172543, 13860345086, 27720690172]

約数ペア:

[(1, 27720690172), (2, 13860345086), (4, 6930172543), (7, 3960098596), (14, 1980049298), (28, 990024649), (29, 955885868), (31, 894215812), (58, 477942934), (62, 447107906), (116, 238971467), (124, 223553953), (203, 136555124), (217, 127745116), (311, 89134052), (406, 68277562), (434, 63872558), (622, 44567026), (812, 34138781), (868, 31936279), (899, 30835028), (1244, 22283513), (1798, 15417514), (2177, 12733436), (3541, 7828492), (3596, 7708757), (4354, 6366718), (6293, 4405004), (7082, 3914246), (8708, 3183359), (9019, 3073588), (9641, 2875292), (12586, 2202502), (14164, 1957123), (18038, 1536794), (19282, 1437646), (24787, 1118356), (25172, 1101251), (36076, 768397), (38564, 718823), (49574, 559178), (63133, 439084), (67487, 410756), (99148, 279589), (102689, 269948), (109771, 252532), (126266, 219542), (134974, 205378)]