305279523

素因数分解:

$3^4\times {\mathrm{17}}^1\times {\mathrm{47}}^1\times {\mathrm{53}}^1\times {\mathrm{89}}^1$

素因数の和:218

約数の個数: 80

約数和(自身を含む): 508083840

約数和(自身を除く): 202804317

約数列:

[1, 3, 9, 17, 27, 47, 51, 53, 81, 89, 141, 153, 159, 267, 423, 459, 477, 799, 801, 901, 1269, 1377, 1431, 1513, 2397, 2403, 2491, 2703, 3807, 4183, 4293, 4539, 4717, 7191, 7209, 7473, 8109, 12549, 13617, 14151, 21573, 22419, 24327, 37647, 40851, 42347, 42453, 64719, 67257, 71111, 72981, 80189, 112941, 122553, 127041, 127359, 201771, 213333, 221699, 240567, 338823, 381123, 382077, 639999, 665097, 721701, 1143369, 1919997, 1995291, 2165103, 3430107, 3768883, 5759991, 5985873, 6495309, 11306649, 17957619, 33919947, 101759841, 305279523]

約数ペア:

[(1, 305279523), (3, 101759841), (9, 33919947), (17, 17957619), (27, 11306649), (47, 6495309), (51, 5985873), (53, 5759991), (81, 3768883), (89, 3430107), (141, 2165103), (153, 1995291), (159, 1919997), (267, 1143369), (423, 721701), (459, 665097), (477, 639999), (799, 382077), (801, 381123), (901, 338823), (1269, 240567), (1377, 221699), (1431, 213333), (1513, 201771), (2397, 127359), (2403, 127041), (2491, 122553), (2703, 112941), (3807, 80189), (4183, 72981), (4293, 71111), (4539, 67257), (4717, 64719), (7191, 42453), (7209, 42347), (7473, 40851), (8109, 37647), (12549, 24327), (13617, 22419), (14151, 21573)]