87565478

素因数分解:

$2^1\times 7^1\times {\mathrm{11}}^1\times {\mathrm{13}}^1\times {\mathrm{191}}^1\times {\mathrm{229}}^1$

素因数の和:453

約数の個数: 64

約数和(自身を含む): 178053120

約数和(自身を除く): 90487642

約数列:

[1, 2, 7, 11, 13, 14, 22, 26, 77, 91, 143, 154, 182, 191, 229, 286, 382, 458, 1001, 1337, 1603, 2002, 2101, 2483, 2519, 2674, 2977, 3206, 4202, 4966, 5038, 5954, 14707, 17381, 17633, 20839, 27313, 29414, 32747, 34762, 35266, 41678, 43739, 54626, 65494, 87478, 191191, 229229, 306173, 382382, 458458, 481129, 568607, 612346, 962258, 1137214, 3367903, 3980249, 6254677, 6735806, 7960498, 12509354, 43782739, 87565478]

約数ペア:

[(1, 87565478), (2, 43782739), (7, 12509354), (11, 7960498), (13, 6735806), (14, 6254677), (22, 3980249), (26, 3367903), (77, 1137214), (91, 962258), (143, 612346), (154, 568607), (182, 481129), (191, 458458), (229, 382382), (286, 306173), (382, 229229), (458, 191191), (1001, 87478), (1337, 65494), (1603, 54626), (2002, 43739), (2101, 41678), (2483, 35266), (2519, 34762), (2674, 32747), (2977, 29414), (3206, 27313), (4202, 20839), (4966, 17633), (5038, 17381), (5954, 14707)]