290450745

素因数分解:

$3^3\times 5^1\times {\mathrm{13}}^1\times {\mathrm{359}}^1\times {\mathrm{461}}^1$

素因数の和:847

約数の個数: 64

約数和(自身を含む): 558835200

約数和(自身を除く): 268384455

約数列:

[1, 3, 5, 9, 13, 15, 27, 39, 45, 65, 117, 135, 195, 351, 359, 461, 585, 1077, 1383, 1755, 1795, 2305, 3231, 4149, 4667, 5385, 5993, 6915, 9693, 12447, 14001, 16155, 17979, 20745, 23335, 29965, 42003, 48465, 53937, 62235, 70005, 89895, 126009, 161811, 165499, 210015, 269685, 496497, 630045, 809055, 827495, 1489491, 2151487, 2482485, 4468473, 6454461, 7447455, 10757435, 19363383, 22342365, 32272305, 58090149, 96816915, 290450745]

約数ペア:

[(1, 290450745), (3, 96816915), (5, 58090149), (9, 32272305), (13, 22342365), (15, 19363383), (27, 10757435), (39, 7447455), (45, 6454461), (65, 4468473), (117, 2482485), (135, 2151487), (195, 1489491), (351, 827495), (359, 809055), (461, 630045), (585, 496497), (1077, 269685), (1383, 210015), (1755, 165499), (1795, 161811), (2305, 126009), (3231, 89895), (4149, 70005), (4667, 62235), (5385, 53937), (5993, 48465), (6915, 42003), (9693, 29965), (12447, 23335), (14001, 20745), (16155, 17979)]