72713991

素因数分解:

$3^1\times 7^2\times {\mathrm{29}}^1\times {\mathrm{37}}^1\times {\mathrm{461}}^1$

素因数の和:544

約数の個数: 48

約数和(自身を含む): 120083040

約数和(自身を除く): 47369049

約数列:

[1, 3, 7, 21, 29, 37, 49, 87, 111, 147, 203, 259, 461, 609, 777, 1073, 1383, 1421, 1813, 3219, 3227, 4263, 5439, 7511, 9681, 13369, 17057, 22533, 22589, 40107, 51171, 52577, 67767, 93583, 119399, 157731, 280749, 358197, 494653, 655081, 835793, 1483959, 1965243, 2507379, 3462571, 10387713, 24237997, 72713991]

約数ペア:

[(1, 72713991), (3, 24237997), (7, 10387713), (21, 3462571), (29, 2507379), (37, 1965243), (49, 1483959), (87, 835793), (111, 655081), (147, 494653), (203, 358197), (259, 280749), (461, 157731), (609, 119399), (777, 93583), (1073, 67767), (1383, 52577), (1421, 51171), (1813, 40107), (3219, 22589), (3227, 22533), (4263, 17057), (5439, 13369), (7511, 9681)]