31009425

素因数分解:

$3^1\times 5^2\times {\mathrm{19}}^1\times {\mathrm{47}}^1\times {\mathrm{463}}^1$

素因数の和:542

約数の個数: 48

約数和(自身を含む): 55234560

約数和(自身を除く): 24225135

約数列:

[1, 3, 5, 15, 19, 25, 47, 57, 75, 95, 141, 235, 285, 463, 475, 705, 893, 1175, 1389, 1425, 2315, 2679, 3525, 4465, 6945, 8797, 11575, 13395, 21761, 22325, 26391, 34725, 43985, 65283, 66975, 108805, 131955, 219925, 326415, 413459, 544025, 659775, 1240377, 1632075, 2067295, 6201885, 10336475, 31009425]

約数ペア:

[(1, 31009425), (3, 10336475), (5, 6201885), (15, 2067295), (19, 1632075), (25, 1240377), (47, 659775), (57, 544025), (75, 413459), (95, 326415), (141, 219925), (235, 131955), (285, 108805), (463, 66975), (475, 65283), (705, 43985), (893, 34725), (1175, 26391), (1389, 22325), (1425, 21761), (2315, 13395), (2679, 11575), (3525, 8797), (4465, 6945)]