4771557

素因数分解:

$3^2\times 7^1\times {\mathrm{23}}^1\times {\mathrm{37}}^1\times {\mathrm{89}}^1$

素因数の和:162

約数の個数: 48

約数和(自身を含む): 8536320

約数和(自身を除く): 3764763

約数列:

[1, 3, 7, 9, 21, 23, 37, 63, 69, 89, 111, 161, 207, 259, 267, 333, 483, 623, 777, 801, 851, 1449, 1869, 2047, 2331, 2553, 3293, 5607, 5957, 6141, 7659, 9879, 14329, 17871, 18423, 23051, 29637, 42987, 53613, 69153, 75739, 128961, 207459, 227217, 530173, 681651, 1590519, 4771557]

約数ペア:

[(1, 4771557), (3, 1590519), (7, 681651), (9, 530173), (21, 227217), (23, 207459), (37, 128961), (63, 75739), (69, 69153), (89, 53613), (111, 42987), (161, 29637), (207, 23051), (259, 18423), (267, 17871), (333, 14329), (483, 9879), (623, 7659), (777, 6141), (801, 5957), (851, 5607), (1449, 3293), (1869, 2553), (2047, 2331)]