12978025964

素因数分解:

$2^2\times {\mathrm{17}}^1\times {\mathrm{47}}^1\times {\mathrm{61}}^1\times {\mathrm{66569}}^1$

素因数の和:66698

約数の個数: 48

約数和(自身を含む): 24962152320

約数和(自身を除く): 11984126356

約数列:

[1, 2, 4, 17, 34, 47, 61, 68, 94, 122, 188, 244, 799, 1037, 1598, 2074, 2867, 3196, 4148, 5734, 11468, 48739, 66569, 97478, 133138, 194956, 266276, 1131673, 2263346, 3128743, 4060709, 4526692, 6257486, 8121418, 12514972, 16242836, 53188631, 69032053, 106377262, 138064106, 190853323, 212754524, 276128212, 381706646, 763413292, 3244506491, 6489012982, 12978025964]

約数ペア:

[(1, 12978025964), (2, 6489012982), (4, 3244506491), (17, 763413292), (34, 381706646), (47, 276128212), (61, 212754524), (68, 190853323), (94, 138064106), (122, 106377262), (188, 69032053), (244, 53188631), (799, 16242836), (1037, 12514972), (1598, 8121418), (2074, 6257486), (2867, 4526692), (3196, 4060709), (4148, 3128743), (5734, 2263346), (11468, 1131673), (48739, 266276), (66569, 194956), (97478, 133138)]