1681984514

素因数分解:

$2^1\times 7^1\times {\mathrm{29}}^1\times {\mathrm{1291}}^1\times {\mathrm{3209}}^1$

素因数の和:4538

約数の個数: 32

約数和(自身を含む): 2986070400

約数和(自身を除く): 1304085886

約数列:

[1, 2, 7, 14, 29, 58, 203, 406, 1291, 2582, 3209, 6418, 9037, 18074, 22463, 37439, 44926, 74878, 93061, 186122, 262073, 524146, 651427, 1302854, 4142819, 8285638, 28999733, 57999466, 120141751, 240283502, 840992257, 1681984514]

約数ペア:

[(1, 1681984514), (2, 840992257), (7, 240283502), (14, 120141751), (29, 57999466), (58, 28999733), (203, 8285638), (406, 4142819), (1291, 1302854), (2582, 651427), (3209, 524146), (6418, 262073), (9037, 186122), (18074, 93061), (22463, 74878), (37439, 44926)]