2431905

素因数分解:

$3^1\times 5^1\times 7^1\times {\mathrm{19}}^1\times {\mathrm{23}}^1\times {\mathrm{53}}^1$

素因数の和:110

約数の個数: 64

約数和(自身を含む): 4976640

約数和(自身を除く): 2544735

約数列:

[1, 3, 5, 7, 15, 19, 21, 23, 35, 53, 57, 69, 95, 105, 115, 133, 159, 161, 265, 285, 345, 371, 399, 437, 483, 665, 795, 805, 1007, 1113, 1219, 1311, 1855, 1995, 2185, 2415, 3021, 3059, 3657, 5035, 5565, 6095, 6555, 7049, 8533, 9177, 15105, 15295, 18285, 21147, 23161, 25599, 35245, 42665, 45885, 69483, 105735, 115805, 127995, 162127, 347415, 486381, 810635, 2431905]

約数ペア:

[(1, 2431905), (3, 810635), (5, 486381), (7, 347415), (15, 162127), (19, 127995), (21, 115805), (23, 105735), (35, 69483), (53, 45885), (57, 42665), (69, 35245), (95, 25599), (105, 23161), (115, 21147), (133, 18285), (159, 15295), (161, 15105), (265, 9177), (285, 8533), (345, 7049), (371, 6555), (399, 6095), (437, 5565), (483, 5035), (665, 3657), (795, 3059), (805, 3021), (1007, 2415), (1113, 2185), (1219, 1995), (1311, 1855)]