249999652

素因数分解:

$2^2\times 7^1\times {\mathrm{83}}^1\times {\mathrm{97}}^1\times {\mathrm{1109}}^1$

素因数の和:1300

約数の個数: 48

約数和(自身を含む): 511701120

約数和(自身を除く): 261701468

約数列:

[1, 2, 4, 7, 14, 28, 83, 97, 166, 194, 332, 388, 581, 679, 1109, 1162, 1358, 2218, 2324, 2716, 4436, 7763, 8051, 15526, 16102, 31052, 32204, 56357, 92047, 107573, 112714, 184094, 215146, 225428, 368188, 430292, 644329, 753011, 1288658, 1506022, 2577316, 3012044, 8928559, 17857118, 35714236, 62499913, 124999826, 249999652]

約数ペア:

[(1, 249999652), (2, 124999826), (4, 62499913), (7, 35714236), (14, 17857118), (28, 8928559), (83, 3012044), (97, 2577316), (166, 1506022), (194, 1288658), (332, 753011), (388, 644329), (581, 430292), (679, 368188), (1109, 225428), (1162, 215146), (1358, 184094), (2218, 112714), (2324, 107573), (2716, 92047), (4436, 56357), (7763, 32204), (8051, 31052), (15526, 16102)]