81549384

素因数分解:

$2^3\times 3^1\times 7^1\times {\mathrm{421}}^1\times {\mathrm{1153}}^1$

素因数の和:1590

約数の個数: 64

約数和(自身を含む): 233754240

約数和(自身を除く): 152204856

約数列:

[1, 2, 3, 4, 6, 7, 8, 12, 14, 21, 24, 28, 42, 56, 84, 168, 421, 842, 1153, 1263, 1684, 2306, 2526, 2947, 3368, 3459, 4612, 5052, 5894, 6918, 8071, 8841, 9224, 10104, 11788, 13836, 16142, 17682, 23576, 24213, 27672, 32284, 35364, 48426, 64568, 70728, 96852, 193704, 485413, 970826, 1456239, 1941652, 2912478, 3397891, 3883304, 5824956, 6795782, 10193673, 11649912, 13591564, 20387346, 27183128, 40774692, 81549384]

約数ペア:

[(1, 81549384), (2, 40774692), (3, 27183128), (4, 20387346), (6, 13591564), (7, 11649912), (8, 10193673), (12, 6795782), (14, 5824956), (21, 3883304), (24, 3397891), (28, 2912478), (42, 1941652), (56, 1456239), (84, 970826), (168, 485413), (421, 193704), (842, 96852), (1153, 70728), (1263, 64568), (1684, 48426), (2306, 35364), (2526, 32284), (2947, 27672), (3368, 24213), (3459, 23576), (4612, 17682), (5052, 16142), (5894, 13836), (6918, 11788), (8071, 10104), (8841, 9224)]