128798835

素因数分解:

$3^1\times 5^1\times {\mathrm{11}}^1\times {\mathrm{41}}^1\times {\mathrm{79}}^1\times {\mathrm{241}}^1$

素因数の和:380

約数の個数: 64

約数和(自身を含む): 234178560

約数和(自身を除く): 105379725

約数列:

[1, 3, 5, 11, 15, 33, 41, 55, 79, 123, 165, 205, 237, 241, 395, 451, 615, 723, 869, 1185, 1205, 1353, 2255, 2607, 2651, 3239, 3615, 4345, 6765, 7953, 9717, 9881, 13035, 13255, 16195, 19039, 29643, 35629, 39765, 48585, 49405, 57117, 95195, 106887, 108691, 148215, 178145, 209429, 285585, 326073, 534435, 543455, 628287, 780599, 1047145, 1630365, 2341797, 3141435, 3902995, 8586589, 11708985, 25759767, 42932945, 128798835]

約数ペア:

[(1, 128798835), (3, 42932945), (5, 25759767), (11, 11708985), (15, 8586589), (33, 3902995), (41, 3141435), (55, 2341797), (79, 1630365), (123, 1047145), (165, 780599), (205, 628287), (237, 543455), (241, 534435), (395, 326073), (451, 285585), (615, 209429), (723, 178145), (869, 148215), (1185, 108691), (1205, 106887), (1353, 95195), (2255, 57117), (2607, 49405), (2651, 48585), (3239, 39765), (3615, 35629), (4345, 29643), (6765, 19039), (7953, 16195), (9717, 13255), (9881, 13035)]