156713678821

素因数分解:

$7^1\times {\mathrm{19}}^1\times {\mathrm{37}}^1\times {\mathrm{349}}^1\times {\mathrm{91249}}^1$

素因数の和:91661

約数の個数: 32

約数和(自身を含む): 194180000000

約数和(自身を除く): 37466321179

約数列:

[1, 7, 19, 37, 133, 259, 349, 703, 2443, 4921, 6631, 12913, 46417, 90391, 91249, 245347, 638743, 1717429, 1733731, 3376213, 12136117, 23633491, 31845901, 64148047, 222921307, 449036329, 605072119, 1178298337, 4235504833, 8248088359, 22387668403, 156713678821]

約数ペア:

[(1, 156713678821), (7, 22387668403), (19, 8248088359), (37, 4235504833), (133, 1178298337), (259, 605072119), (349, 449036329), (703, 222921307), (2443, 64148047), (4921, 31845901), (6631, 23633491), (12913, 12136117), (46417, 3376213), (90391, 1733731), (91249, 1717429), (245347, 638743)]