217592648

素因数分解:

$2^3\times 7^1\times {\mathrm{13}}^1\times {\mathrm{257}}^1\times {\mathrm{1163}}^1$

素因数の和:1446

約数の個数: 64

約数和(自身を含む): 504524160

約数和(自身を除く): 286931512

約数列:

[1, 2, 4, 7, 8, 13, 14, 26, 28, 52, 56, 91, 104, 182, 257, 364, 514, 728, 1028, 1163, 1799, 2056, 2326, 3341, 3598, 4652, 6682, 7196, 8141, 9304, 13364, 14392, 15119, 16282, 23387, 26728, 30238, 32564, 46774, 60476, 65128, 93548, 105833, 120952, 187096, 211666, 298891, 423332, 597782, 846664, 1195564, 2092237, 2391128, 3885583, 4184474, 7771166, 8368948, 15542332, 16737896, 27199081, 31084664, 54398162, 108796324, 217592648]

約数ペア:

[(1, 217592648), (2, 108796324), (4, 54398162), (7, 31084664), (8, 27199081), (13, 16737896), (14, 15542332), (26, 8368948), (28, 7771166), (52, 4184474), (56, 3885583), (91, 2391128), (104, 2092237), (182, 1195564), (257, 846664), (364, 597782), (514, 423332), (728, 298891), (1028, 211666), (1163, 187096), (1799, 120952), (2056, 105833), (2326, 93548), (3341, 65128), (3598, 60476), (4652, 46774), (6682, 32564), (7196, 30238), (8141, 26728), (9304, 23387), (13364, 16282), (14392, 15119)]