2171728053

素因数分解:

$3^2\times {\mathrm{11}}^1\times {\mathrm{17}}^1\times {\mathrm{53}}^1\times {\mathrm{97}}^1\times {\mathrm{251}}^1$

素因数の和:435

約数の個数: 96

約数和(自身を含む): 3744703872

約数和(自身を除く): 1572975819

約数列:

[1, 3, 9, 11, 17, 33, 51, 53, 97, 99, 153, 159, 187, 251, 291, 477, 561, 583, 753, 873, 901, 1067, 1649, 1683, 1749, 2259, 2703, 2761, 3201, 4267, 4947, 5141, 5247, 8109, 8283, 9603, 9911, 12801, 13303, 14841, 15423, 18139, 24347, 24849, 29733, 38403, 39909, 46269, 46937, 54417, 56551, 73041, 87397, 89199, 119727, 140811, 146333, 163251, 169653, 219123, 226151, 262191, 267817, 413899, 422433, 438999, 508959, 678453, 786573, 803451, 961367, 1241697, 1290391, 1316997, 2035359, 2410353, 2487661, 2884101, 3725091, 3871173, 4552889, 7462983, 8652303, 11613519, 13658667, 14194301, 21936647, 22388949, 40976001, 42582903, 65809941, 127748709, 197429823, 241303117, 723909351, 2171728053]

約数ペア:

[(1, 2171728053), (3, 723909351), (9, 241303117), (11, 197429823), (17, 127748709), (33, 65809941), (51, 42582903), (53, 40976001), (97, 22388949), (99, 21936647), (153, 14194301), (159, 13658667), (187, 11613519), (251, 8652303), (291, 7462983), (477, 4552889), (561, 3871173), (583, 3725091), (753, 2884101), (873, 2487661), (901, 2410353), (1067, 2035359), (1649, 1316997), (1683, 1290391), (1749, 1241697), (2259, 961367), (2703, 803451), (2761, 786573), (3201, 678453), (4267, 508959), (4947, 438999), (5141, 422433), (5247, 413899), (8109, 267817), (8283, 262191), (9603, 226151), (9911, 219123), (12801, 169653), (13303, 163251), (14841, 146333), (15423, 140811), (18139, 119727), (24347, 89199), (24849, 87397), (29733, 73041), (38403, 56551), (39909, 54417), (46269, 46937)]