64413819

素因数分解:

$3^3\times {\mathrm{19}}^1\times {\mathrm{307}}^1\times {\mathrm{409}}^1$

素因数の和:744

約数の個数: 32

約数和(自身を含む): 101024000

約数和(自身を除く): 36610181

約数列:

[1, 3, 9, 19, 27, 57, 171, 307, 409, 513, 921, 1227, 2763, 3681, 5833, 7771, 8289, 11043, 17499, 23313, 52497, 69939, 125563, 157491, 209817, 376689, 1130067, 2385697, 3390201, 7157091, 21471273, 64413819]

約数ペア:

[(1, 64413819), (3, 21471273), (9, 7157091), (19, 3390201), (27, 2385697), (57, 1130067), (171, 376689), (307, 209817), (409, 157491), (513, 125563), (921, 69939), (1227, 52497), (2763, 23313), (3681, 17499), (5833, 11043), (7771, 8289)]