1662345

素因数分解:

$3^2\times 5^1\times {\mathrm{17}}^1\times {\mathrm{41}}^1\times {\mathrm{53}}^1$

素因数の和:122

約数の個数: 48

約数和(自身を含む): 3184272

約数和(自身を除く): 1521927

約数列:

[1, 3, 5, 9, 15, 17, 41, 45, 51, 53, 85, 123, 153, 159, 205, 255, 265, 369, 477, 615, 697, 765, 795, 901, 1845, 2091, 2173, 2385, 2703, 3485, 4505, 6273, 6519, 8109, 10455, 10865, 13515, 19557, 31365, 32595, 36941, 40545, 97785, 110823, 184705, 332469, 554115, 1662345]

約数ペア:

[(1, 1662345), (3, 554115), (5, 332469), (9, 184705), (15, 110823), (17, 97785), (41, 40545), (45, 36941), (51, 32595), (53, 31365), (85, 19557), (123, 13515), (153, 10865), (159, 10455), (205, 8109), (255, 6519), (265, 6273), (369, 4505), (477, 3485), (615, 2703), (697, 2385), (765, 2173), (795, 2091), (901, 1845)]