83904639

素因数分解:

$3^1\times 7^1\times {\mathrm{13}}^1\times {\mathrm{17}}^1\times {\mathrm{101}}^1\times {\mathrm{179}}^1$

素因数の和:320

約数の個数: 64

約数和(自身を含む): 148055040

約数和(自身を除く): 64150401

約数列:

[1, 3, 7, 13, 17, 21, 39, 51, 91, 101, 119, 179, 221, 273, 303, 357, 537, 663, 707, 1253, 1313, 1547, 1717, 2121, 2327, 3043, 3759, 3939, 4641, 5151, 6981, 9129, 9191, 12019, 16289, 18079, 21301, 22321, 27573, 36057, 39559, 48867, 54237, 63903, 66963, 118677, 126553, 156247, 235027, 276913, 307343, 379659, 468741, 705081, 830739, 922029, 1645189, 2151401, 3995459, 4935567, 6454203, 11986377, 27968213, 83904639]

約数ペア:

[(1, 83904639), (3, 27968213), (7, 11986377), (13, 6454203), (17, 4935567), (21, 3995459), (39, 2151401), (51, 1645189), (91, 922029), (101, 830739), (119, 705081), (179, 468741), (221, 379659), (273, 307343), (303, 276913), (357, 235027), (537, 156247), (663, 126553), (707, 118677), (1253, 66963), (1313, 63903), (1547, 54237), (1717, 48867), (2121, 39559), (2327, 36057), (3043, 27573), (3759, 22321), (3939, 21301), (4641, 18079), (5151, 16289), (6981, 12019), (9129, 9191)]