221432013

素因数分解:

$3^2\times {\mathrm{11}}^1\times {\mathrm{37}}^1\times {\mathrm{61}}^1\times {\mathrm{991}}^1$

素因数の和:1106

約数の個数: 48

約数和(自身を含む): 364595712

約数和(自身を除く): 143163699

約数列:

[1, 3, 9, 11, 33, 37, 61, 99, 111, 183, 333, 407, 549, 671, 991, 1221, 2013, 2257, 2973, 3663, 6039, 6771, 8919, 10901, 20313, 24827, 32703, 36667, 60451, 74481, 98109, 110001, 181353, 223443, 330003, 403337, 544059, 664961, 1210011, 1994883, 2236687, 3630033, 5984649, 6710061, 20130183, 24603557, 73810671, 221432013]

約数ペア:

[(1, 221432013), (3, 73810671), (9, 24603557), (11, 20130183), (33, 6710061), (37, 5984649), (61, 3630033), (99, 2236687), (111, 1994883), (183, 1210011), (333, 664961), (407, 544059), (549, 403337), (671, 330003), (991, 223443), (1221, 181353), (2013, 110001), (2257, 98109), (2973, 74481), (3663, 60451), (6039, 36667), (6771, 32703), (8919, 24827), (10901, 20313)]