291234708

素因数分解:

$2^2\times 3^2\times {\mathrm{31}}^1\times {\mathrm{163}}^1\times {\mathrm{1601}}^1$

素因数の和:1805

約数の個数: 72

約数和(自身を含む): 765063936

約数和(自身を除く): 473829228

約数列:

[1, 2, 3, 4, 6, 9, 12, 18, 31, 36, 62, 93, 124, 163, 186, 279, 326, 372, 489, 558, 652, 978, 1116, 1467, 1601, 1956, 2934, 3202, 4803, 5053, 5868, 6404, 9606, 10106, 14409, 15159, 19212, 20212, 28818, 30318, 45477, 49631, 57636, 60636, 90954, 99262, 148893, 181908, 198524, 260963, 297786, 446679, 521926, 595572, 782889, 893358, 1043852, 1565778, 1786716, 2348667, 3131556, 4697334, 8089853, 9394668, 16179706, 24269559, 32359412, 48539118, 72808677, 97078236, 145617354, 291234708]

約数ペア:

[(1, 291234708), (2, 145617354), (3, 97078236), (4, 72808677), (6, 48539118), (9, 32359412), (12, 24269559), (18, 16179706), (31, 9394668), (36, 8089853), (62, 4697334), (93, 3131556), (124, 2348667), (163, 1786716), (186, 1565778), (279, 1043852), (326, 893358), (372, 782889), (489, 595572), (558, 521926), (652, 446679), (978, 297786), (1116, 260963), (1467, 198524), (1601, 181908), (1956, 148893), (2934, 99262), (3202, 90954), (4803, 60636), (5053, 57636), (5868, 49631), (6404, 45477), (9606, 30318), (10106, 28818), (14409, 20212), (15159, 19212)]