131891236

素因数分解:

$2^2\times {\mathrm{17}}^1\times {\mathrm{19}}^1\times {\mathrm{31}}^1\times {\mathrm{37}}^1\times {\mathrm{89}}^1$

素因数の和:197

約数の個数: 96

約数和(自身を含む): 275788800

約数和(自身を除く): 143897564

約数列:

[1, 2, 4, 17, 19, 31, 34, 37, 38, 62, 68, 74, 76, 89, 124, 148, 178, 323, 356, 527, 589, 629, 646, 703, 1054, 1147, 1178, 1258, 1292, 1406, 1513, 1691, 2108, 2294, 2356, 2516, 2759, 2812, 3026, 3293, 3382, 4588, 5518, 6052, 6586, 6764, 10013, 11036, 11951, 13172, 19499, 20026, 21793, 23902, 28747, 38998, 40052, 43586, 46903, 47804, 52421, 55981, 57494, 62567, 77996, 87172, 93806, 102083, 104842, 111962, 114988, 125134, 187612, 204166, 209684, 223924, 250268, 370481, 408332, 740962, 891157, 1063639, 1481924, 1735411, 1782314, 1939577, 2127278, 3470822, 3564628, 3879154, 4254556, 6941644, 7758308, 32972809, 65945618, 131891236]

約数ペア:

[(1, 131891236), (2, 65945618), (4, 32972809), (17, 7758308), (19, 6941644), (31, 4254556), (34, 3879154), (37, 3564628), (38, 3470822), (62, 2127278), (68, 1939577), (74, 1782314), (76, 1735411), (89, 1481924), (124, 1063639), (148, 891157), (178, 740962), (323, 408332), (356, 370481), (527, 250268), (589, 223924), (629, 209684), (646, 204166), (703, 187612), (1054, 125134), (1147, 114988), (1178, 111962), (1258, 104842), (1292, 102083), (1406, 93806), (1513, 87172), (1691, 77996), (2108, 62567), (2294, 57494), (2356, 55981), (2516, 52421), (2759, 47804), (2812, 46903), (3026, 43586), (3293, 40052), (3382, 38998), (4588, 28747), (5518, 23902), (6052, 21793), (6586, 20026), (6764, 19499), (10013, 13172), (11036, 11951)]