30865185

素因数分解:

$3^3\times 5^1\times {\mathrm{13}}^1\times {\mathrm{43}}^1\times {\mathrm{409}}^1$

素因数の和:479

約数の個数: 64

約数和(自身を含む): 60614400

約数和(自身を除く): 29749215

約数列:

[1, 3, 5, 9, 13, 15, 27, 39, 43, 45, 65, 117, 129, 135, 195, 215, 351, 387, 409, 559, 585, 645, 1161, 1227, 1677, 1755, 1935, 2045, 2795, 3681, 5031, 5317, 5805, 6135, 8385, 11043, 15093, 15951, 17587, 18405, 25155, 26585, 47853, 52761, 55215, 75465, 79755, 87935, 143559, 158283, 228631, 239265, 263805, 474849, 685893, 717795, 791415, 1143155, 2057679, 2374245, 3429465, 6173037, 10288395, 30865185]

約数ペア:

[(1, 30865185), (3, 10288395), (5, 6173037), (9, 3429465), (13, 2374245), (15, 2057679), (27, 1143155), (39, 791415), (43, 717795), (45, 685893), (65, 474849), (117, 263805), (129, 239265), (135, 228631), (195, 158283), (215, 143559), (351, 87935), (387, 79755), (409, 75465), (559, 55215), (585, 52761), (645, 47853), (1161, 26585), (1227, 25155), (1677, 18405), (1755, 17587), (1935, 15951), (2045, 15093), (2795, 11043), (3681, 8385), (5031, 6135), (5317, 5805)]