16912245

素因数分解:

$3^1\times 5^1\times 7^1\times {\mathrm{23}}^1\times {\mathrm{47}}^1\times {\mathrm{149}}^1$

素因数の和:234

約数の個数: 64

約数和(自身を含む): 33177600

約数和(自身を除く): 16265355

約数列:

[1, 3, 5, 7, 15, 21, 23, 35, 47, 69, 105, 115, 141, 149, 161, 235, 329, 345, 447, 483, 705, 745, 805, 987, 1043, 1081, 1645, 2235, 2415, 3129, 3243, 3427, 4935, 5215, 5405, 7003, 7567, 10281, 15645, 16215, 17135, 21009, 22701, 23989, 35015, 37835, 49021, 51405, 71967, 105045, 113505, 119945, 147063, 161069, 245105, 359835, 483207, 735315, 805345, 1127483, 2416035, 3382449, 5637415, 16912245]

約数ペア:

[(1, 16912245), (3, 5637415), (5, 3382449), (7, 2416035), (15, 1127483), (21, 805345), (23, 735315), (35, 483207), (47, 359835), (69, 245105), (105, 161069), (115, 147063), (141, 119945), (149, 113505), (161, 105045), (235, 71967), (329, 51405), (345, 49021), (447, 37835), (483, 35015), (705, 23989), (745, 22701), (805, 21009), (987, 17135), (1043, 16215), (1081, 15645), (1645, 10281), (2235, 7567), (2415, 7003), (3129, 5405), (3243, 5215), (3427, 4935)]