127975905

素因数分解:

$3^2\times 5^1\times {\mathrm{31}}^1\times {\mathrm{199}}^1\times {\mathrm{461}}^1$

素因数の和:702

約数の個数: 48

約数和(自身を含む): 230630400

約数和(自身を除く): 102654495

約数列:

[1, 3, 5, 9, 15, 31, 45, 93, 155, 199, 279, 461, 465, 597, 995, 1383, 1395, 1791, 2305, 2985, 4149, 6169, 6915, 8955, 14291, 18507, 20745, 30845, 42873, 55521, 71455, 91739, 92535, 128619, 214365, 275217, 277605, 458695, 643095, 825651, 1376085, 2843909, 4128255, 8531727, 14219545, 25595181, 42658635, 127975905]

約数ペア:

[(1, 127975905), (3, 42658635), (5, 25595181), (9, 14219545), (15, 8531727), (31, 4128255), (45, 2843909), (93, 1376085), (155, 825651), (199, 643095), (279, 458695), (461, 277605), (465, 275217), (597, 214365), (995, 128619), (1383, 92535), (1395, 91739), (1791, 71455), (2305, 55521), (2985, 42873), (4149, 30845), (6169, 20745), (6915, 18507), (8955, 14291)]