987359625

素因数分解:

$3^4\times 5^3\times 7^1\times {\mathrm{13931}}^1$

素因数の和:13965

約数の個数: 80

約数和(自身を含む): 2103843456

約数和(自身を除く): 1116483831

約数列:

[1, 3, 5, 7, 9, 15, 21, 25, 27, 35, 45, 63, 75, 81, 105, 125, 135, 175, 189, 225, 315, 375, 405, 525, 567, 675, 875, 945, 1125, 1575, 2025, 2625, 2835, 3375, 4725, 7875, 10125, 13931, 14175, 23625, 41793, 69655, 70875, 97517, 125379, 208965, 292551, 348275, 376137, 487585, 626895, 877653, 1044825, 1128411, 1462755, 1741375, 1880685, 2437925, 2632959, 3134475, 4388265, 5224125, 5642055, 7313775, 7898877, 9403425, 12189625, 13164795, 15672375, 21941325, 28210275, 36568875, 39494385, 47017125, 65823975, 109706625, 141051375, 197471925, 329119875, 987359625]

約数ペア:

[(1, 987359625), (3, 329119875), (5, 197471925), (7, 141051375), (9, 109706625), (15, 65823975), (21, 47017125), (25, 39494385), (27, 36568875), (35, 28210275), (45, 21941325), (63, 15672375), (75, 13164795), (81, 12189625), (105, 9403425), (125, 7898877), (135, 7313775), (175, 5642055), (189, 5224125), (225, 4388265), (315, 3134475), (375, 2632959), (405, 2437925), (525, 1880685), (567, 1741375), (675, 1462755), (875, 1128411), (945, 1044825), (1125, 877653), (1575, 626895), (2025, 487585), (2625, 376137), (2835, 348275), (3375, 292551), (4725, 208965), (7875, 125379), (10125, 97517), (13931, 70875), (14175, 69655), (23625, 41793)]