74819565

素因数分解:

$3^3\times 5^1\times {\mathrm{29}}^2\times {\mathrm{659}}^1$

素因数の和:731

約数の個数: 48

約数和(自身を含む): 137966400

約数和(自身を除く): 63146835

約数列:

[1, 3, 5, 9, 15, 27, 29, 45, 87, 135, 145, 261, 435, 659, 783, 841, 1305, 1977, 2523, 3295, 3915, 4205, 5931, 7569, 9885, 12615, 17793, 19111, 22707, 29655, 37845, 57333, 88965, 95555, 113535, 171999, 286665, 515997, 554219, 859995, 1662657, 2579985, 2771095, 4987971, 8313285, 14963913, 24939855, 74819565]

約数ペア:

[(1, 74819565), (3, 24939855), (5, 14963913), (9, 8313285), (15, 4987971), (27, 2771095), (29, 2579985), (45, 1662657), (87, 859995), (135, 554219), (145, 515997), (261, 286665), (435, 171999), (659, 113535), (783, 95555), (841, 88965), (1305, 57333), (1977, 37845), (2523, 29655), (3295, 22707), (3915, 19111), (4205, 17793), (5931, 12615), (7569, 9885)]