28977765555

素因数分解:

$3^1\times 5^1\times {\mathrm{29}}^1\times {\mathrm{173}}^1\times {\mathrm{419}}^1\times {\mathrm{919}}^1$

素因数の和:1548

約数の個数: 64

約数和(自身を含む): 48408192000

約数和(自身を除く): 19430426445

約数列:

[1, 3, 5, 15, 29, 87, 145, 173, 419, 435, 519, 865, 919, 1257, 2095, 2595, 2757, 4595, 5017, 6285, 12151, 13785, 15051, 25085, 26651, 36453, 60755, 72487, 75255, 79953, 133255, 158987, 182265, 217461, 362435, 385061, 399765, 476961, 794935, 1087305, 1155183, 1925305, 2102123, 2384805, 4610623, 5775915, 6306369, 10510615, 11166769, 13831869, 23053115, 31531845, 33500307, 55833845, 66615553, 69159345, 167501535, 199846659, 333077765, 999233295, 1931851037, 5795553111, 9659255185, 28977765555]

約数ペア:

[(1, 28977765555), (3, 9659255185), (5, 5795553111), (15, 1931851037), (29, 999233295), (87, 333077765), (145, 199846659), (173, 167501535), (419, 69159345), (435, 66615553), (519, 55833845), (865, 33500307), (919, 31531845), (1257, 23053115), (2095, 13831869), (2595, 11166769), (2757, 10510615), (4595, 6306369), (5017, 5775915), (6285, 4610623), (12151, 2384805), (13785, 2102123), (15051, 1925305), (25085, 1155183), (26651, 1087305), (36453, 794935), (60755, 476961), (72487, 399765), (75255, 385061), (79953, 362435), (133255, 217461), (158987, 182265)]