1215694803

素因数分解:

$3^1\times {\mathrm{17}}^1\times {\mathrm{19}}^1\times {\mathrm{61}}^1\times {\mathrm{131}}^1\times {\mathrm{157}}^1$

素因数の和:388

約数の個数: 64

約数和(自身を含む): 1862023680

約数和(自身を除く): 646328877

約数列:

[1, 3, 17, 19, 51, 57, 61, 131, 157, 183, 323, 393, 471, 969, 1037, 1159, 2227, 2489, 2669, 2983, 3111, 3477, 6681, 7467, 7991, 8007, 8949, 9577, 19703, 20567, 23973, 28731, 42313, 50711, 59109, 61701, 126939, 135847, 151829, 152133, 162809, 181963, 349639, 390773, 407541, 455487, 488427, 545889, 1048917, 1172319, 1254587, 2581093, 3093371, 3763761, 6643141, 7743279, 9280113, 19929423, 21327979, 23837153, 63983937, 71511459, 405231601, 1215694803]

約数ペア:

[(1, 1215694803), (3, 405231601), (17, 71511459), (19, 63983937), (51, 23837153), (57, 21327979), (61, 19929423), (131, 9280113), (157, 7743279), (183, 6643141), (323, 3763761), (393, 3093371), (471, 2581093), (969, 1254587), (1037, 1172319), (1159, 1048917), (2227, 545889), (2489, 488427), (2669, 455487), (2983, 407541), (3111, 390773), (3477, 349639), (6681, 181963), (7467, 162809), (7991, 152133), (8007, 151829), (8949, 135847), (9577, 126939), (19703, 61701), (20567, 59109), (23973, 50711), (28731, 42313)]