65699775

素因数分解:

$3^3\times 5^2\times {\mathrm{131}}^1\times {\mathrm{743}}^1$

素因数の和:893

約数の個数: 48

約数和(自身を含む): 121777920

約数和(自身を除く): 56078145

約数列:

[1, 3, 5, 9, 15, 25, 27, 45, 75, 131, 135, 225, 393, 655, 675, 743, 1179, 1965, 2229, 3275, 3537, 3715, 5895, 6687, 9825, 11145, 17685, 18575, 20061, 29475, 33435, 55725, 88425, 97333, 100305, 167175, 291999, 486665, 501525, 875997, 1459995, 2433325, 2627991, 4379985, 7299975, 13139955, 21899925, 65699775]

約数ペア:

[(1, 65699775), (3, 21899925), (5, 13139955), (9, 7299975), (15, 4379985), (25, 2627991), (27, 2433325), (45, 1459995), (75, 875997), (131, 501525), (135, 486665), (225, 291999), (393, 167175), (655, 100305), (675, 97333), (743, 88425), (1179, 55725), (1965, 33435), (2229, 29475), (3275, 20061), (3537, 18575), (3715, 17685), (5895, 11145), (6687, 9825)]