245677965

素因数分解:

$3^1\times 5^1\times {\mathrm{13}}^1\times {\mathrm{17}}^1\times {\mathrm{37}}^1\times {\mathrm{2003}}^1$

素因数の和:2078

約数の個数: 64

約数和(自身を含む): 460567296

約数和(自身を除く): 214889331

約数列:

[1, 3, 5, 13, 15, 17, 37, 39, 51, 65, 85, 111, 185, 195, 221, 255, 481, 555, 629, 663, 1105, 1443, 1887, 2003, 2405, 3145, 3315, 6009, 7215, 8177, 9435, 10015, 24531, 26039, 30045, 34051, 40885, 74111, 78117, 102153, 122655, 130195, 170255, 222333, 370555, 390585, 442663, 510765, 963443, 1111665, 1259887, 1327989, 2213315, 2890329, 3779661, 4817215, 6299435, 6639945, 14451645, 16378531, 18898305, 49135593, 81892655, 245677965]

約数ペア:

[(1, 245677965), (3, 81892655), (5, 49135593), (13, 18898305), (15, 16378531), (17, 14451645), (37, 6639945), (39, 6299435), (51, 4817215), (65, 3779661), (85, 2890329), (111, 2213315), (185, 1327989), (195, 1259887), (221, 1111665), (255, 963443), (481, 510765), (555, 442663), (629, 390585), (663, 370555), (1105, 222333), (1443, 170255), (1887, 130195), (2003, 122655), (2405, 102153), (3145, 78117), (3315, 74111), (6009, 40885), (7215, 34051), (8177, 30045), (9435, 26039), (10015, 24531)]