878423091

素因数分解:

$3^1\times 7^1\times {\mathrm{13}}^1\times {\mathrm{47}}^1\times {\mathrm{223}}^1\times {\mathrm{307}}^1$

素因数の和:600

約数の個数: 64

約数和(自身を含む): 1483603968

約数和(自身を除く): 605180877

約数列:

[1, 3, 7, 13, 21, 39, 47, 91, 141, 223, 273, 307, 329, 611, 669, 921, 987, 1561, 1833, 2149, 2899, 3991, 4277, 4683, 6447, 8697, 10481, 11973, 12831, 14429, 20293, 27937, 31443, 43287, 60879, 68461, 73367, 83811, 101003, 136253, 187577, 205383, 220101, 303009, 408759, 479227, 562731, 889993, 953771, 1313039, 1437681, 2669979, 2861313, 3217667, 3939117, 6229951, 9653001, 18689853, 22523669, 41829671, 67571007, 125489013, 292807697, 878423091]

約数ペア:

[(1, 878423091), (3, 292807697), (7, 125489013), (13, 67571007), (21, 41829671), (39, 22523669), (47, 18689853), (91, 9653001), (141, 6229951), (223, 3939117), (273, 3217667), (307, 2861313), (329, 2669979), (611, 1437681), (669, 1313039), (921, 953771), (987, 889993), (1561, 562731), (1833, 479227), (2149, 408759), (2899, 303009), (3991, 220101), (4277, 205383), (4683, 187577), (6447, 136253), (8697, 101003), (10481, 83811), (11973, 73367), (12831, 68461), (14429, 60879), (20293, 43287), (27937, 31443)]