847740195

素因数分解:

$3^3\times 5^1\times {\mathrm{19}}^1\times {\mathrm{349}}^1\times {\mathrm{947}}^1$

素因数の和:1329

約数の個数: 64

約数和(自身を含む): 1592640000

約数和(自身を除く): 744899805

約数列:

[1, 3, 5, 9, 15, 19, 27, 45, 57, 95, 135, 171, 285, 349, 513, 855, 947, 1047, 1745, 2565, 2841, 3141, 4735, 5235, 6631, 8523, 9423, 14205, 15705, 17993, 19893, 25569, 33155, 42615, 47115, 53979, 59679, 89965, 99465, 127845, 161937, 179037, 269895, 298395, 330503, 485811, 809685, 895185, 991509, 1652515, 2429055, 2974527, 4957545, 6279557, 8923581, 14872635, 18838671, 31397785, 44617905, 56516013, 94193355, 169548039, 282580065, 847740195]

約数ペア:

[(1, 847740195), (3, 282580065), (5, 169548039), (9, 94193355), (15, 56516013), (19, 44617905), (27, 31397785), (45, 18838671), (57, 14872635), (95, 8923581), (135, 6279557), (171, 4957545), (285, 2974527), (349, 2429055), (513, 1652515), (855, 991509), (947, 895185), (1047, 809685), (1745, 485811), (2565, 330503), (2841, 298395), (3141, 269895), (4735, 179037), (5235, 161937), (6631, 127845), (8523, 99465), (9423, 89965), (14205, 59679), (15705, 53979), (17993, 47115), (19893, 42615), (25569, 33155)]