28284804

素因数分解:

$2^2\times 3^2\times {\mathrm{17}}^1\times {\mathrm{113}}^1\times {\mathrm{409}}^1$

素因数の和:549

約数の個数: 72

約数和(自身を含む): 76560120

約数和(自身を除く): 48275316

約数列:

[1, 2, 3, 4, 6, 9, 12, 17, 18, 34, 36, 51, 68, 102, 113, 153, 204, 226, 306, 339, 409, 452, 612, 678, 818, 1017, 1227, 1356, 1636, 1921, 2034, 2454, 3681, 3842, 4068, 4908, 5763, 6953, 7362, 7684, 11526, 13906, 14724, 17289, 20859, 23052, 27812, 34578, 41718, 46217, 62577, 69156, 83436, 92434, 125154, 138651, 184868, 250308, 277302, 415953, 554604, 785689, 831906, 1571378, 1663812, 2357067, 3142756, 4714134, 7071201, 9428268, 14142402, 28284804]

約数ペア:

[(1, 28284804), (2, 14142402), (3, 9428268), (4, 7071201), (6, 4714134), (9, 3142756), (12, 2357067), (17, 1663812), (18, 1571378), (34, 831906), (36, 785689), (51, 554604), (68, 415953), (102, 277302), (113, 250308), (153, 184868), (204, 138651), (226, 125154), (306, 92434), (339, 83436), (409, 69156), (452, 62577), (612, 46217), (678, 41718), (818, 34578), (1017, 27812), (1227, 23052), (1356, 20859), (1636, 17289), (1921, 14724), (2034, 13906), (2454, 11526), (3681, 7684), (3842, 7362), (4068, 6953), (4908, 5763)]