31521924

素因数分解:

$2^2\times 3^2\times 7^1\times {\mathrm{43}}^1\times {\mathrm{2909}}^1$

素因数の和:2969

約数の個数: 72

約数和(自身を含む): 93213120

約数和(自身を除く): 61691196

約数列:

[1, 2, 3, 4, 6, 7, 9, 12, 14, 18, 21, 28, 36, 42, 43, 63, 84, 86, 126, 129, 172, 252, 258, 301, 387, 516, 602, 774, 903, 1204, 1548, 1806, 2709, 2909, 3612, 5418, 5818, 8727, 10836, 11636, 17454, 20363, 26181, 34908, 40726, 52362, 61089, 81452, 104724, 122178, 125087, 183267, 244356, 250174, 366534, 375261, 500348, 733068, 750522, 875609, 1125783, 1501044, 1751218, 2251566, 2626827, 3502436, 4503132, 5253654, 7880481, 10507308, 15760962, 31521924]

約数ペア:

[(1, 31521924), (2, 15760962), (3, 10507308), (4, 7880481), (6, 5253654), (7, 4503132), (9, 3502436), (12, 2626827), (14, 2251566), (18, 1751218), (21, 1501044), (28, 1125783), (36, 875609), (42, 750522), (43, 733068), (63, 500348), (84, 375261), (86, 366534), (126, 250174), (129, 244356), (172, 183267), (252, 125087), (258, 122178), (301, 104724), (387, 81452), (516, 61089), (602, 52362), (774, 40726), (903, 34908), (1204, 26181), (1548, 20363), (1806, 17454), (2709, 11636), (2909, 10836), (3612, 8727), (5418, 5818)]