71147475

素因数分解:

$3^2\times 5^2\times 7^1\times {\mathrm{199}}^1\times {\mathrm{227}}^1$

素因数の和:449

約数の個数: 72

約数和(自身を含む): 147014400

約数和(自身を除く): 75866925

約数列:

[1, 3, 5, 7, 9, 15, 21, 25, 35, 45, 63, 75, 105, 175, 199, 225, 227, 315, 525, 597, 681, 995, 1135, 1393, 1575, 1589, 1791, 2043, 2985, 3405, 4179, 4767, 4975, 5675, 6965, 7945, 8955, 10215, 12537, 14301, 14925, 17025, 20895, 23835, 34825, 39725, 44775, 45173, 51075, 62685, 71505, 104475, 119175, 135519, 225865, 313425, 316211, 357525, 406557, 677595, 948633, 1129325, 1581055, 2032785, 2845899, 3387975, 4743165, 7905275, 10163925, 14229495, 23715825, 71147475]

約数ペア:

[(1, 71147475), (3, 23715825), (5, 14229495), (7, 10163925), (9, 7905275), (15, 4743165), (21, 3387975), (25, 2845899), (35, 2032785), (45, 1581055), (63, 1129325), (75, 948633), (105, 677595), (175, 406557), (199, 357525), (225, 316211), (227, 313425), (315, 225865), (525, 135519), (597, 119175), (681, 104475), (995, 71505), (1135, 62685), (1393, 51075), (1575, 45173), (1589, 44775), (1791, 39725), (2043, 34825), (2985, 23835), (3405, 20895), (4179, 17025), (4767, 14925), (4975, 14301), (5675, 12537), (6965, 10215), (7945, 8955)]