15939846

素因数分解:

$2^1\times 3^2\times {\mathrm{13}}^1\times {\mathrm{17}}^1\times {\mathrm{4007}}^1$

素因数の和:4045

約数の個数: 48

約数和(自身を含む): 39390624

約数和(自身を除く): 23450778

約数列:

[1, 2, 3, 6, 9, 13, 17, 18, 26, 34, 39, 51, 78, 102, 117, 153, 221, 234, 306, 442, 663, 1326, 1989, 3978, 4007, 8014, 12021, 24042, 36063, 52091, 68119, 72126, 104182, 136238, 156273, 204357, 312546, 408714, 468819, 613071, 885547, 937638, 1226142, 1771094, 2656641, 5313282, 7969923, 15939846]

約数ペア:

[(1, 15939846), (2, 7969923), (3, 5313282), (6, 2656641), (9, 1771094), (13, 1226142), (17, 937638), (18, 885547), (26, 613071), (34, 468819), (39, 408714), (51, 312546), (78, 204357), (102, 156273), (117, 136238), (153, 104182), (221, 72126), (234, 68119), (306, 52091), (442, 36063), (663, 24042), (1326, 12021), (1989, 8014), (3978, 4007)]