254991618

素因数分解:

$2^1\times 3^3\times 7^1\times {\mathrm{79}}^1\times {\mathrm{8539}}^1$

素因数の和:8636

約数の個数: 64

約数和(自身を含む): 655872000

約数和(自身を除く): 400880382

約数列:

[1, 2, 3, 6, 7, 9, 14, 18, 21, 27, 42, 54, 63, 79, 126, 158, 189, 237, 378, 474, 553, 711, 1106, 1422, 1659, 2133, 3318, 4266, 4977, 8539, 9954, 14931, 17078, 25617, 29862, 51234, 59773, 76851, 119546, 153702, 179319, 230553, 358638, 461106, 537957, 674581, 1075914, 1349162, 1613871, 2023743, 3227742, 4047486, 4722067, 6071229, 9444134, 12142458, 14166201, 18213687, 28332402, 36427374, 42498603, 84997206, 127495809, 254991618]

約数ペア:

[(1, 254991618), (2, 127495809), (3, 84997206), (6, 42498603), (7, 36427374), (9, 28332402), (14, 18213687), (18, 14166201), (21, 12142458), (27, 9444134), (42, 6071229), (54, 4722067), (63, 4047486), (79, 3227742), (126, 2023743), (158, 1613871), (189, 1349162), (237, 1075914), (378, 674581), (474, 537957), (553, 461106), (711, 358638), (1106, 230553), (1422, 179319), (1659, 153702), (2133, 119546), (3318, 76851), (4266, 59773), (4977, 51234), (8539, 29862), (9954, 25617), (14931, 17078)]