394329424

素因数分解:

$2^4\times {\mathrm{31}}^1\times {\mathrm{37}}^1\times {\mathrm{21487}}^1$

素因数の和:21563

約数の個数: 40

約数和(自身を含む): 810011648

約数和(自身を除く): 415682224

約数列:

[1, 2, 4, 8, 16, 31, 37, 62, 74, 124, 148, 248, 296, 496, 592, 1147, 2294, 4588, 9176, 18352, 21487, 42974, 85948, 171896, 343792, 666097, 795019, 1332194, 1590038, 2664388, 3180076, 5328776, 6360152, 10657552, 12720304, 24645589, 49291178, 98582356, 197164712, 394329424]

約数ペア:

[(1, 394329424), (2, 197164712), (4, 98582356), (8, 49291178), (16, 24645589), (31, 12720304), (37, 10657552), (62, 6360152), (74, 5328776), (124, 3180076), (148, 2664388), (248, 1590038), (296, 1332194), (496, 795019), (592, 666097), (1147, 343792), (2294, 171896), (4588, 85948), (9176, 42974), (18352, 21487)]