25931829

素因数分解:

$3^1\times 7^3\times {\mathrm{11}}^1\times {\mathrm{29}}^1\times {\mathrm{79}}^1$

素因数の和:143

約数の個数: 64

約数和(自身を含む): 46080000

約数和(自身を除く): 20148171

約数列:

[1, 3, 7, 11, 21, 29, 33, 49, 77, 79, 87, 147, 203, 231, 237, 319, 343, 539, 553, 609, 869, 957, 1029, 1421, 1617, 1659, 2233, 2291, 2607, 3773, 3871, 4263, 6083, 6699, 6873, 9947, 11319, 11613, 15631, 16037, 18249, 25201, 27097, 29841, 42581, 46893, 48111, 75603, 81291, 109417, 112259, 127743, 176407, 298067, 328251, 336777, 529221, 785813, 894201, 1234849, 2357439, 3704547, 8643943, 25931829]

約数ペア:

[(1, 25931829), (3, 8643943), (7, 3704547), (11, 2357439), (21, 1234849), (29, 894201), (33, 785813), (49, 529221), (77, 336777), (79, 328251), (87, 298067), (147, 176407), (203, 127743), (231, 112259), (237, 109417), (319, 81291), (343, 75603), (539, 48111), (553, 46893), (609, 42581), (869, 29841), (957, 27097), (1029, 25201), (1421, 18249), (1617, 16037), (1659, 15631), (2233, 11613), (2291, 11319), (2607, 9947), (3773, 6873), (3871, 6699), (4263, 6083)]