64454994

素因数分解:

$2^1\times 3^3\times {\mathrm{29}}^1\times {\mathrm{79}}^1\times {\mathrm{521}}^1$

素因数の和:640

約数の個数: 64

約数和(自身を含む): 150336000

約数和(自身を除く): 85881006

約数列:

[1, 2, 3, 6, 9, 18, 27, 29, 54, 58, 79, 87, 158, 174, 237, 261, 474, 521, 522, 711, 783, 1042, 1422, 1563, 1566, 2133, 2291, 3126, 4266, 4582, 4689, 6873, 9378, 13746, 14067, 15109, 20619, 28134, 30218, 41159, 41238, 45327, 61857, 82318, 90654, 123477, 123714, 135981, 246954, 271962, 370431, 407943, 740862, 815886, 1111293, 1193611, 2222586, 2387222, 3580833, 7161666, 10742499, 21484998, 32227497, 64454994]

約数ペア:

[(1, 64454994), (2, 32227497), (3, 21484998), (6, 10742499), (9, 7161666), (18, 3580833), (27, 2387222), (29, 2222586), (54, 1193611), (58, 1111293), (79, 815886), (87, 740862), (158, 407943), (174, 370431), (237, 271962), (261, 246954), (474, 135981), (521, 123714), (522, 123477), (711, 90654), (783, 82318), (1042, 61857), (1422, 45327), (1563, 41238), (1566, 41159), (2133, 30218), (2291, 28134), (3126, 20619), (4266, 15109), (4582, 14067), (4689, 13746), (6873, 9378)]