40898988

素因数分解:

$2^2\times 3^2\times {\mathrm{13}}^1\times {\mathrm{281}}^1\times {\mathrm{311}}^1$

素因数の和:615

約数の個数: 72

約数和(自身を含む): 112091616

約数和(自身を除く): 71192628

約数列:

[1, 2, 3, 4, 6, 9, 12, 13, 18, 26, 36, 39, 52, 78, 117, 156, 234, 281, 311, 468, 562, 622, 843, 933, 1124, 1244, 1686, 1866, 2529, 2799, 3372, 3653, 3732, 4043, 5058, 5598, 7306, 8086, 10116, 10959, 11196, 12129, 14612, 16172, 21918, 24258, 32877, 36387, 43836, 48516, 65754, 72774, 87391, 131508, 145548, 174782, 262173, 349564, 524346, 786519, 1048692, 1136083, 1573038, 2272166, 3146076, 3408249, 4544332, 6816498, 10224747, 13632996, 20449494, 40898988]

約数ペア:

[(1, 40898988), (2, 20449494), (3, 13632996), (4, 10224747), (6, 6816498), (9, 4544332), (12, 3408249), (13, 3146076), (18, 2272166), (26, 1573038), (36, 1136083), (39, 1048692), (52, 786519), (78, 524346), (117, 349564), (156, 262173), (234, 174782), (281, 145548), (311, 131508), (468, 87391), (562, 72774), (622, 65754), (843, 48516), (933, 43836), (1124, 36387), (1244, 32877), (1686, 24258), (1866, 21918), (2529, 16172), (2799, 14612), (3372, 12129), (3653, 11196), (3732, 10959), (4043, 10116), (5058, 8086), (5598, 7306)]