388637788

素因数分解:

$2^2\times 7^1\times {\mathrm{11}}^1\times {\mathrm{37}}^1\times {\mathrm{67}}^1\times {\mathrm{509}}^1$

素因数の和:635

約数の個数: 96

約数和(自身を含む): 885588480

約数和(自身を除く): 496950692

約数列:

[1, 2, 4, 7, 11, 14, 22, 28, 37, 44, 67, 74, 77, 134, 148, 154, 259, 268, 308, 407, 469, 509, 518, 737, 814, 938, 1018, 1036, 1474, 1628, 1876, 2036, 2479, 2849, 2948, 3563, 4958, 5159, 5599, 5698, 7126, 9916, 10318, 11198, 11396, 14252, 17353, 18833, 20636, 22396, 27269, 34103, 34706, 37666, 39193, 54538, 68206, 69412, 75332, 78386, 109076, 131831, 136412, 156772, 190883, 207163, 238721, 263662, 375133, 381766, 414326, 477442, 527324, 750266, 763532, 828652, 954884, 1261811, 1450141, 1500532, 2523622, 2625931, 2900282, 5047244, 5251862, 5800564, 8832677, 10503724, 13879921, 17665354, 27759842, 35330708, 55519684, 97159447, 194318894, 388637788]

約数ペア:

[(1, 388637788), (2, 194318894), (4, 97159447), (7, 55519684), (11, 35330708), (14, 27759842), (22, 17665354), (28, 13879921), (37, 10503724), (44, 8832677), (67, 5800564), (74, 5251862), (77, 5047244), (134, 2900282), (148, 2625931), (154, 2523622), (259, 1500532), (268, 1450141), (308, 1261811), (407, 954884), (469, 828652), (509, 763532), (518, 750266), (737, 527324), (814, 477442), (938, 414326), (1018, 381766), (1036, 375133), (1474, 263662), (1628, 238721), (1876, 207163), (2036, 190883), (2479, 156772), (2849, 136412), (2948, 131831), (3563, 109076), (4958, 78386), (5159, 75332), (5599, 69412), (5698, 68206), (7126, 54538), (9916, 39193), (10318, 37666), (11198, 34706), (11396, 34103), (14252, 27269), (17353, 22396), (18833, 20636)]