1287661923

素因数分解:

$3^2\times {\mathrm{17}}^1\times {\mathrm{23}}^1\times {\mathrm{277}}^1\times {\mathrm{1321}}^1$

素因数の和:1644

約数の個数: 48

約数和(自身を含む): 2063969856

約数和(自身を除く): 776307933

約数列:

[1, 3, 9, 17, 23, 51, 69, 153, 207, 277, 391, 831, 1173, 1321, 2493, 3519, 3963, 4709, 6371, 11889, 14127, 19113, 22457, 30383, 42381, 57339, 67371, 91149, 108307, 202113, 273447, 324921, 365917, 516511, 974763, 1097751, 1549533, 3293253, 4648599, 6220589, 8416091, 18661767, 25248273, 55985301, 75744819, 143073547, 429220641, 1287661923]

約数ペア:

[(1, 1287661923), (3, 429220641), (9, 143073547), (17, 75744819), (23, 55985301), (51, 25248273), (69, 18661767), (153, 8416091), (207, 6220589), (277, 4648599), (391, 3293253), (831, 1549533), (1173, 1097751), (1321, 974763), (2493, 516511), (3519, 365917), (3963, 324921), (4709, 273447), (6371, 202113), (11889, 108307), (14127, 91149), (19113, 67371), (22457, 57339), (30383, 42381)]