28988856

素因数分解:

$2^3\times 3^2\times {\mathrm{13}}^1\times {\mathrm{30971}}^1$

素因数の和:30996

約数の個数: 48

約数和(自身を含む): 84553560

約数和(自身を除く): 55564704

約数列:

[1, 2, 3, 4, 6, 8, 9, 12, 13, 18, 24, 26, 36, 39, 52, 72, 78, 104, 117, 156, 234, 312, 468, 936, 30971, 61942, 92913, 123884, 185826, 247768, 278739, 371652, 402623, 557478, 743304, 805246, 1114956, 1207869, 1610492, 2229912, 2415738, 3220984, 3623607, 4831476, 7247214, 9662952, 14494428, 28988856]

約数ペア:

[(1, 28988856), (2, 14494428), (3, 9662952), (4, 7247214), (6, 4831476), (8, 3623607), (9, 3220984), (12, 2415738), (13, 2229912), (18, 1610492), (24, 1207869), (26, 1114956), (36, 805246), (39, 743304), (52, 557478), (72, 402623), (78, 371652), (104, 278739), (117, 247768), (156, 185826), (234, 123884), (312, 92913), (468, 61942), (936, 30971)]