27821415

素因数分解:

$3^1\times 5^1\times {\mathrm{19}}^1\times {\mathrm{31}}^1\times {\mathrm{47}}^1\times {\mathrm{67}}^1$

素因数の和:172

約数の個数: 64

約数和(自身を含む): 50135040

約数和(自身を除く): 22313625

約数列:

[1, 3, 5, 15, 19, 31, 47, 57, 67, 93, 95, 141, 155, 201, 235, 285, 335, 465, 589, 705, 893, 1005, 1273, 1457, 1767, 2077, 2679, 2945, 3149, 3819, 4371, 4465, 6231, 6365, 7285, 8835, 9447, 10385, 13395, 15745, 19095, 21855, 27683, 31155, 39463, 47235, 59831, 83049, 97619, 118389, 138415, 179493, 197315, 292857, 299155, 415245, 488095, 591945, 897465, 1464285, 1854761, 5564283, 9273805, 27821415]

約数ペア:

[(1, 27821415), (3, 9273805), (5, 5564283), (15, 1854761), (19, 1464285), (31, 897465), (47, 591945), (57, 488095), (67, 415245), (93, 299155), (95, 292857), (141, 197315), (155, 179493), (201, 138415), (235, 118389), (285, 97619), (335, 83049), (465, 59831), (589, 47235), (705, 39463), (893, 31155), (1005, 27683), (1273, 21855), (1457, 19095), (1767, 15745), (2077, 13395), (2679, 10385), (2945, 9447), (3149, 8835), (3819, 7285), (4371, 6365), (4465, 6231)]