56918015

素因数分解:

$5^1\times 7^1\times {\mathrm{11}}^1\times {\mathrm{19}}^1\times {\mathrm{31}}^1\times {\mathrm{251}}^1$

素因数の和:324

約数の個数: 64

約数和(自身を含む): 92897280

約数和(自身を除く): 35979265

約数列:

[1, 5, 7, 11, 19, 31, 35, 55, 77, 95, 133, 155, 209, 217, 251, 341, 385, 589, 665, 1045, 1085, 1255, 1463, 1705, 1757, 2387, 2761, 2945, 4123, 4769, 6479, 7315, 7781, 8785, 11935, 13805, 19327, 20615, 23845, 32395, 33383, 38905, 45353, 52459, 54467, 85591, 96635, 147839, 166915, 226765, 262295, 272335, 367213, 427955, 599137, 739195, 1034873, 1626229, 1836065, 2995685, 5174365, 8131145, 11383603, 56918015]

約数ペア:

[(1, 56918015), (5, 11383603), (7, 8131145), (11, 5174365), (19, 2995685), (31, 1836065), (35, 1626229), (55, 1034873), (77, 739195), (95, 599137), (133, 427955), (155, 367213), (209, 272335), (217, 262295), (251, 226765), (341, 166915), (385, 147839), (589, 96635), (665, 85591), (1045, 54467), (1085, 52459), (1255, 45353), (1463, 38905), (1705, 33383), (1757, 32395), (2387, 23845), (2761, 20615), (2945, 19327), (4123, 13805), (4769, 11935), (6479, 8785), (7315, 7781)]