64521135

素因数分解:

$3^2\times 5^1\times 7^1\times {\mathrm{257}}^1\times {\mathrm{797}}^1$

素因数の和:1072

約数の個数: 48

約数和(自身を含む): 128471616

約数和(自身を除く): 63950481

約数列:

[1, 3, 5, 7, 9, 15, 21, 35, 45, 63, 105, 257, 315, 771, 797, 1285, 1799, 2313, 2391, 3855, 3985, 5397, 5579, 7173, 8995, 11565, 11955, 16191, 16737, 26985, 27895, 35865, 50211, 80955, 83685, 204829, 251055, 614487, 1024145, 1433803, 1843461, 3072435, 4301409, 7169015, 9217305, 12904227, 21507045, 64521135]

約数ペア:

[(1, 64521135), (3, 21507045), (5, 12904227), (7, 9217305), (9, 7169015), (15, 4301409), (21, 3072435), (35, 1843461), (45, 1433803), (63, 1024145), (105, 614487), (257, 251055), (315, 204829), (771, 83685), (797, 80955), (1285, 50211), (1799, 35865), (2313, 27895), (2391, 26985), (3855, 16737), (3985, 16191), (5397, 11955), (5579, 11565), (7173, 8995)]