65581308

素因数分解:

$2^2\times 3^2\times {\mathrm{13}}^1\times {\mathrm{17}}^1\times {\mathrm{8243}}^1$

素因数の和:8283

約数の個数: 72

約数和(自身を含む): 189051408

約数和(自身を除く): 123470100

約数列:

[1, 2, 3, 4, 6, 9, 12, 13, 17, 18, 26, 34, 36, 39, 51, 52, 68, 78, 102, 117, 153, 156, 204, 221, 234, 306, 442, 468, 612, 663, 884, 1326, 1989, 2652, 3978, 7956, 8243, 16486, 24729, 32972, 49458, 74187, 98916, 107159, 140131, 148374, 214318, 280262, 296748, 321477, 420393, 428636, 560524, 642954, 840786, 964431, 1261179, 1285908, 1681572, 1821703, 1928862, 2522358, 3643406, 3857724, 5044716, 5465109, 7286812, 10930218, 16395327, 21860436, 32790654, 65581308]

約数ペア:

[(1, 65581308), (2, 32790654), (3, 21860436), (4, 16395327), (6, 10930218), (9, 7286812), (12, 5465109), (13, 5044716), (17, 3857724), (18, 3643406), (26, 2522358), (34, 1928862), (36, 1821703), (39, 1681572), (51, 1285908), (52, 1261179), (68, 964431), (78, 840786), (102, 642954), (117, 560524), (153, 428636), (156, 420393), (204, 321477), (221, 296748), (234, 280262), (306, 214318), (442, 148374), (468, 140131), (612, 107159), (663, 98916), (884, 74187), (1326, 49458), (1989, 32972), (2652, 24729), (3978, 16486), (7956, 8243)]