71309985

素因数分解:

$3^1\times 5^1\times {\mathrm{17}}^1\times {\mathrm{29}}^1\times {\mathrm{9643}}^1$

素因数の和:9697

約数の個数: 32

約数和(自身を含む): 124986240

約数和(自身を除く): 53676255

約数列:

[1, 3, 5, 15, 17, 29, 51, 85, 87, 145, 255, 435, 493, 1479, 2465, 7395, 9643, 28929, 48215, 144645, 163931, 279647, 491793, 819655, 838941, 1398235, 2458965, 4194705, 4753999, 14261997, 23769995, 71309985]

約数ペア:

[(1, 71309985), (3, 23769995), (5, 14261997), (15, 4753999), (17, 4194705), (29, 2458965), (51, 1398235), (85, 838941), (87, 819655), (145, 491793), (255, 279647), (435, 163931), (493, 144645), (1479, 48215), (2465, 28929), (7395, 9643)]