311912235

素因数分解:

$3^3\times 5^1\times {\mathrm{31}}^1\times {\mathrm{74531}}^1$

素因数の和:74576

約数の個数: 32

約数和(自身を含む): 572405760

約数和(自身を除く): 260493525

約数列:

[1, 3, 5, 9, 15, 27, 31, 45, 93, 135, 155, 279, 465, 837, 1395, 4185, 74531, 223593, 372655, 670779, 1117965, 2012337, 2310461, 3353895, 6931383, 10061685, 11552305, 20794149, 34656915, 62382447, 103970745, 311912235]

約数ペア:

[(1, 311912235), (3, 103970745), (5, 62382447), (9, 34656915), (15, 20794149), (27, 11552305), (31, 10061685), (45, 6931383), (93, 3353895), (135, 2310461), (155, 2012337), (279, 1117965), (465, 670779), (837, 372655), (1395, 223593), (4185, 74531)]