389650492

素因数分解:

$2^2\times 7^1\times {\mathrm{11}}^2\times {\mathrm{47}}^1\times {\mathrm{2447}}^1$

素因数の和:2527

約数の個数: 72

約数和(自身を含む): 875169792

約数和(自身を除く): 485519300

約数列:

[1, 2, 4, 7, 11, 14, 22, 28, 44, 47, 77, 94, 121, 154, 188, 242, 308, 329, 484, 517, 658, 847, 1034, 1316, 1694, 2068, 2447, 3388, 3619, 4894, 5687, 7238, 9788, 11374, 14476, 17129, 22748, 26917, 34258, 39809, 53834, 68516, 79618, 107668, 115009, 159236, 188419, 230018, 296087, 376838, 460036, 592174, 753676, 805063, 1184348, 1265099, 1610126, 2072609, 2530198, 3220252, 4145218, 5060396, 8290436, 8855693, 13916089, 17711386, 27832178, 35422772, 55664356, 97412623, 194825246, 389650492]

約数ペア:

[(1, 389650492), (2, 194825246), (4, 97412623), (7, 55664356), (11, 35422772), (14, 27832178), (22, 17711386), (28, 13916089), (44, 8855693), (47, 8290436), (77, 5060396), (94, 4145218), (121, 3220252), (154, 2530198), (188, 2072609), (242, 1610126), (308, 1265099), (329, 1184348), (484, 805063), (517, 753676), (658, 592174), (847, 460036), (1034, 376838), (1316, 296087), (1694, 230018), (2068, 188419), (2447, 159236), (3388, 115009), (3619, 107668), (4894, 79618), (5687, 68516), (7238, 53834), (9788, 39809), (11374, 34258), (14476, 26917), (17129, 22748)]