991637892

素因数分解:

$2^2\times 3^2\times 7^2\times {\mathrm{19}}^1\times {\mathrm{29587}}^1$

素因数の和:29630

約数の個数: 108

約数和(自身を含む): 3069459120

約数和(自身を除く): 2077821228

約数列:

[1, 2, 3, 4, 6, 7, 9, 12, 14, 18, 19, 21, 28, 36, 38, 42, 49, 57, 63, 76, 84, 98, 114, 126, 133, 147, 171, 196, 228, 252, 266, 294, 342, 399, 441, 532, 588, 684, 798, 882, 931, 1197, 1596, 1764, 1862, 2394, 2793, 3724, 4788, 5586, 8379, 11172, 16758, 29587, 33516, 59174, 88761, 118348, 177522, 207109, 266283, 355044, 414218, 532566, 562153, 621327, 828436, 1065132, 1124306, 1242654, 1449763, 1686459, 1863981, 2248612, 2485308, 2899526, 3372918, 3727962, 3935071, 4349289, 5059377, 5799052, 6745836, 7455924, 7870142, 8698578, 10118754, 11805213, 13047867, 15740284, 17397156, 20237508, 23610426, 26095734, 27545497, 35415639, 47220852, 52191468, 55090994, 70831278, 82636491, 110181988, 141662556, 165272982, 247909473, 330545964, 495818946, 991637892]

約数ペア:

[(1, 991637892), (2, 495818946), (3, 330545964), (4, 247909473), (6, 165272982), (7, 141662556), (9, 110181988), (12, 82636491), (14, 70831278), (18, 55090994), (19, 52191468), (21, 47220852), (28, 35415639), (36, 27545497), (38, 26095734), (42, 23610426), (49, 20237508), (57, 17397156), (63, 15740284), (76, 13047867), (84, 11805213), (98, 10118754), (114, 8698578), (126, 7870142), (133, 7455924), (147, 6745836), (171, 5799052), (196, 5059377), (228, 4349289), (252, 3935071), (266, 3727962), (294, 3372918), (342, 2899526), (399, 2485308), (441, 2248612), (532, 1863981), (588, 1686459), (684, 1449763), (798, 1242654), (882, 1124306), (931, 1065132), (1197, 828436), (1596, 621327), (1764, 562153), (1862, 532566), (2394, 414218), (2793, 355044), (3724, 266283), (4788, 207109), (5586, 177522), (8379, 118348), (11172, 88761), (16758, 59174), (29587, 33516)]