129021344

素因数分解:

$2^5\times {\mathrm{61}}^1\times {\mathrm{157}}^1\times {\mathrm{421}}^1$

素因数の和:649

約数の個数: 48

約数和(自身を含む): 260436456

約数和(自身を除く): 131415112

約数列:

[1, 2, 4, 8, 16, 32, 61, 122, 157, 244, 314, 421, 488, 628, 842, 976, 1256, 1684, 1952, 2512, 3368, 5024, 6736, 9577, 13472, 19154, 25681, 38308, 51362, 66097, 76616, 102724, 132194, 153232, 205448, 264388, 306464, 410896, 528776, 821792, 1057552, 2115104, 4031917, 8063834, 16127668, 32255336, 64510672, 129021344]

約数ペア:

[(1, 129021344), (2, 64510672), (4, 32255336), (8, 16127668), (16, 8063834), (32, 4031917), (61, 2115104), (122, 1057552), (157, 821792), (244, 528776), (314, 410896), (421, 306464), (488, 264388), (628, 205448), (842, 153232), (976, 132194), (1256, 102724), (1684, 76616), (1952, 66097), (2512, 51362), (3368, 38308), (5024, 25681), (6736, 19154), (9577, 13472)]