388134426

素因数分解:

$2^1\times 3^1\times {\mathrm{43}}^1\times {\mathrm{79}}^1\times {\mathrm{137}}^1\times {\mathrm{139}}^1$

素因数の和:403

約数の個数: 64

約数和(自身を含む): 816076800

約数和(自身を除く): 427942374

約数列:

[1, 2, 3, 6, 43, 79, 86, 129, 137, 139, 158, 237, 258, 274, 278, 411, 417, 474, 822, 834, 3397, 5891, 5977, 6794, 10191, 10823, 10981, 11782, 11954, 17673, 17931, 19043, 20382, 21646, 21962, 32469, 32943, 35346, 35862, 38086, 57129, 64938, 65886, 114258, 465389, 472183, 818849, 930778, 944366, 1396167, 1416549, 1504397, 1637698, 2456547, 2792334, 2833098, 3008794, 4513191, 4913094, 9026382, 64689071, 129378142, 194067213, 388134426]

約数ペア:

[(1, 388134426), (2, 194067213), (3, 129378142), (6, 64689071), (43, 9026382), (79, 4913094), (86, 4513191), (129, 3008794), (137, 2833098), (139, 2792334), (158, 2456547), (237, 1637698), (258, 1504397), (274, 1416549), (278, 1396167), (411, 944366), (417, 930778), (474, 818849), (822, 472183), (834, 465389), (3397, 114258), (5891, 65886), (5977, 64938), (6794, 57129), (10191, 38086), (10823, 35862), (10981, 35346), (11782, 32943), (11954, 32469), (17673, 21962), (17931, 21646), (19043, 20382)]