28732284

素因数分解:

$2^2\times 3^2\times 7^1\times {\mathrm{113}}^1\times {\mathrm{1009}}^1$

素因数の和:1139

約数の個数: 72

約数和(自身を含む): 83821920

約数和(自身を除く): 55089636

約数列:

[1, 2, 3, 4, 6, 7, 9, 12, 14, 18, 21, 28, 36, 42, 63, 84, 113, 126, 226, 252, 339, 452, 678, 791, 1009, 1017, 1356, 1582, 2018, 2034, 2373, 3027, 3164, 4036, 4068, 4746, 6054, 7063, 7119, 9081, 9492, 12108, 14126, 14238, 18162, 21189, 28252, 28476, 36324, 42378, 63567, 84756, 114017, 127134, 228034, 254268, 342051, 456068, 684102, 798119, 1026153, 1368204, 1596238, 2052306, 2394357, 3192476, 4104612, 4788714, 7183071, 9577428, 14366142, 28732284]

約数ペア:

[(1, 28732284), (2, 14366142), (3, 9577428), (4, 7183071), (6, 4788714), (7, 4104612), (9, 3192476), (12, 2394357), (14, 2052306), (18, 1596238), (21, 1368204), (28, 1026153), (36, 798119), (42, 684102), (63, 456068), (84, 342051), (113, 254268), (126, 228034), (226, 127134), (252, 114017), (339, 84756), (452, 63567), (678, 42378), (791, 36324), (1009, 28476), (1017, 28252), (1356, 21189), (1582, 18162), (2018, 14238), (2034, 14126), (2373, 12108), (3027, 9492), (3164, 9081), (4036, 7119), (4068, 7063), (4746, 6054)]