28388412

素因数分解:

$2^2\times 3^2\times {\mathrm{13}}^1\times {\mathrm{60659}}^1$

素因数の和:60682

約数の個数: 36

約数和(自身を含む): 77280840

約数和(自身を除く): 48892428

約数列:

[1, 2, 3, 4, 6, 9, 12, 13, 18, 26, 36, 39, 52, 78, 117, 156, 234, 468, 60659, 121318, 181977, 242636, 363954, 545931, 727908, 788567, 1091862, 1577134, 2183724, 2365701, 3154268, 4731402, 7097103, 9462804, 14194206, 28388412]

約数ペア:

[(1, 28388412), (2, 14194206), (3, 9462804), (4, 7097103), (6, 4731402), (9, 3154268), (12, 2365701), (13, 2183724), (18, 1577134), (26, 1091862), (36, 788567), (39, 727908), (52, 545931), (78, 363954), (117, 242636), (156, 181977), (234, 121318), (468, 60659)]