318203895

素因数分解:

$3^1\times 5^1\times {\mathrm{71}}^1\times {\mathrm{509}}^1\times {\mathrm{587}}^1$

素因数の和:1175

約数の個数: 32

約数和(自身を含む): 518192640

約数和(自身を除く): 199988745

約数列:

[1, 3, 5, 15, 71, 213, 355, 509, 587, 1065, 1527, 1761, 2545, 2935, 7635, 8805, 36139, 41677, 108417, 125031, 180695, 208385, 298783, 542085, 625155, 896349, 1493915, 4481745, 21213593, 63640779, 106067965, 318203895]

約数ペア:

[(1, 318203895), (3, 106067965), (5, 63640779), (15, 21213593), (71, 4481745), (213, 1493915), (355, 896349), (509, 625155), (587, 542085), (1065, 298783), (1527, 208385), (1761, 180695), (2545, 125031), (2935, 108417), (7635, 41677), (8805, 36139)]