87371804

素因数分解:

$2^2\times {\mathrm{13}}^1\times {\mathrm{19}}^1\times {\mathrm{191}}^1\times {\mathrm{463}}^1$

素因数の和:690

約数の個数: 48

約数和(自身を含む): 174612480

約数和(自身を除く): 87240676

約数列:

[1, 2, 4, 13, 19, 26, 38, 52, 76, 191, 247, 382, 463, 494, 764, 926, 988, 1852, 2483, 3629, 4966, 6019, 7258, 8797, 9932, 12038, 14516, 17594, 24076, 35188, 47177, 88433, 94354, 114361, 176866, 188708, 228722, 353732, 457444, 1149629, 1680227, 2299258, 3360454, 4598516, 6720908, 21842951, 43685902, 87371804]

約数ペア:

[(1, 87371804), (2, 43685902), (4, 21842951), (13, 6720908), (19, 4598516), (26, 3360454), (38, 2299258), (52, 1680227), (76, 1149629), (191, 457444), (247, 353732), (382, 228722), (463, 188708), (494, 176866), (764, 114361), (926, 94354), (988, 88433), (1852, 47177), (2483, 35188), (3629, 24076), (4966, 17594), (6019, 14516), (7258, 12038), (8797, 9932)]