248258478

素因数分解:

$2^1\times 3^1\times {\mathrm{13}}^1\times {\mathrm{31}}^1\times {\mathrm{83}}^1\times {\mathrm{1237}}^1$

素因数の和:1369

約数の個数: 64

約数和(自身を含む): 559060992

約数和(自身を除く): 310802514

約数列:

[1, 2, 3, 6, 13, 26, 31, 39, 62, 78, 83, 93, 166, 186, 249, 403, 498, 806, 1079, 1209, 1237, 2158, 2418, 2474, 2573, 3237, 3711, 5146, 6474, 7422, 7719, 15438, 16081, 32162, 33449, 38347, 48243, 66898, 76694, 96486, 100347, 102671, 115041, 200694, 205342, 230082, 308013, 498511, 616026, 997022, 1334723, 1495533, 2669446, 2991066, 3182801, 4004169, 6365602, 8008338, 9548403, 19096806, 41376413, 82752826, 124129239, 248258478]

約数ペア:

[(1, 248258478), (2, 124129239), (3, 82752826), (6, 41376413), (13, 19096806), (26, 9548403), (31, 8008338), (39, 6365602), (62, 4004169), (78, 3182801), (83, 2991066), (93, 2669446), (166, 1495533), (186, 1334723), (249, 997022), (403, 616026), (498, 498511), (806, 308013), (1079, 230082), (1209, 205342), (1237, 200694), (2158, 115041), (2418, 102671), (2474, 100347), (2573, 96486), (3237, 76694), (3711, 66898), (5146, 48243), (6474, 38347), (7422, 33449), (7719, 32162), (15438, 16081)]