408217833

素因数分解:

$3^3\times {\mathrm{29}}^1\times {\mathrm{149}}^1\times {\mathrm{3499}}^1$

素因数の和:3686

約数の個数: 32

約数和(自身を含む): 630000000

約数和(自身を除く): 221782167

約数列:

[1, 3, 9, 27, 29, 87, 149, 261, 447, 783, 1341, 3499, 4023, 4321, 10497, 12963, 31491, 38889, 94473, 101471, 116667, 304413, 521351, 913239, 1564053, 2739717, 4692159, 14076477, 15119179, 45357537, 136072611, 408217833]

約数ペア:

[(1, 408217833), (3, 136072611), (9, 45357537), (27, 15119179), (29, 14076477), (87, 4692159), (149, 2739717), (261, 1564053), (447, 913239), (783, 521351), (1341, 304413), (3499, 116667), (4023, 101471), (4321, 94473), (10497, 38889), (12963, 31491)]