253312948

素因数分解:

$2^2\times 7^2\times {\mathrm{71}}^1\times {\mathrm{109}}^1\times {\mathrm{167}}^1$

素因数の和:365

約数の個数: 72

約数和(自身を含む): 530893440

約数和(自身を除く): 277580492

約数列:

[1, 2, 4, 7, 14, 28, 49, 71, 98, 109, 142, 167, 196, 218, 284, 334, 436, 497, 668, 763, 994, 1169, 1526, 1988, 2338, 3052, 3479, 4676, 5341, 6958, 7739, 8183, 10682, 11857, 13916, 15478, 16366, 18203, 21364, 23714, 30956, 32732, 36406, 47428, 54173, 72812, 82999, 108346, 127421, 165998, 216692, 254842, 331996, 379211, 509684, 580993, 758422, 891947, 1161986, 1292413, 1516844, 1783894, 2323972, 2584826, 3567788, 5169652, 9046891, 18093782, 36187564, 63328237, 126656474, 253312948]

約数ペア:

[(1, 253312948), (2, 126656474), (4, 63328237), (7, 36187564), (14, 18093782), (28, 9046891), (49, 5169652), (71, 3567788), (98, 2584826), (109, 2323972), (142, 1783894), (167, 1516844), (196, 1292413), (218, 1161986), (284, 891947), (334, 758422), (436, 580993), (497, 509684), (668, 379211), (763, 331996), (994, 254842), (1169, 216692), (1526, 165998), (1988, 127421), (2338, 108346), (3052, 82999), (3479, 72812), (4676, 54173), (5341, 47428), (6958, 36406), (7739, 32732), (8183, 30956), (10682, 23714), (11857, 21364), (13916, 18203), (15478, 16366)]