81217188

素因数分解:

$2^2\times 3^3\times {\mathrm{13}}^1\times {\mathrm{57847}}^1$

素因数の和:57873

約数の個数: 48

約数和(自身を含む): 226764160

約数和(自身を除く): 145546972

約数列:

[1, 2, 3, 4, 6, 9, 12, 13, 18, 26, 27, 36, 39, 52, 54, 78, 108, 117, 156, 234, 351, 468, 702, 1404, 57847, 115694, 173541, 231388, 347082, 520623, 694164, 752011, 1041246, 1504022, 1561869, 2082492, 2256033, 3008044, 3123738, 4512066, 6247476, 6768099, 9024132, 13536198, 20304297, 27072396, 40608594, 81217188]

約数ペア:

[(1, 81217188), (2, 40608594), (3, 27072396), (4, 20304297), (6, 13536198), (9, 9024132), (12, 6768099), (13, 6247476), (18, 4512066), (26, 3123738), (27, 3008044), (36, 2256033), (39, 2082492), (52, 1561869), (54, 1504022), (78, 1041246), (108, 752011), (117, 694164), (156, 520623), (234, 347082), (351, 231388), (468, 173541), (702, 115694), (1404, 57847)]