2145540159

素因数分解:

$3^2\times 7^1\times {\mathrm{127}}^1\times {\mathrm{229}}^1\times {\mathrm{1171}}^1$

素因数の和:1540

約数の個数: 48

約数和(自身を含む): 3588382720

約数和(自身を除く): 1442842561

約数列:

[1, 3, 7, 9, 21, 63, 127, 229, 381, 687, 889, 1143, 1171, 1603, 2061, 2667, 3513, 4809, 8001, 8197, 10539, 14427, 24591, 29083, 73773, 87249, 148717, 203581, 261747, 268159, 446151, 610743, 804477, 1041019, 1338453, 1832229, 1877113, 2413431, 3123057, 5631339, 9369171, 16894017, 34056193, 102168579, 238393351, 306505737, 715180053, 2145540159]

約数ペア:

[(1, 2145540159), (3, 715180053), (7, 306505737), (9, 238393351), (21, 102168579), (63, 34056193), (127, 16894017), (229, 9369171), (381, 5631339), (687, 3123057), (889, 2413431), (1143, 1877113), (1171, 1832229), (1603, 1338453), (2061, 1041019), (2667, 804477), (3513, 610743), (4809, 446151), (8001, 268159), (8197, 261747), (10539, 203581), (14427, 148717), (24591, 87249), (29083, 73773)]