31879692

素因数分解:

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

素因数の和:4047

約数の個数: 72

約数和(自身を含む): 91911456

約数和(自身を除く): 60031764

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, 4007, 7956, 8014, 12021, 16028, 24042, 36063, 48084, 52091, 68119, 72126, 104182, 136238, 144252, 156273, 204357, 208364, 272476, 312546, 408714, 468819, 613071, 625092, 817428, 885547, 937638, 1226142, 1771094, 1875276, 2452284, 2656641, 3542188, 5313282, 7969923, 10626564, 15939846, 31879692]

約数ペア:

[(1, 31879692), (2, 15939846), (3, 10626564), (4, 7969923), (6, 5313282), (9, 3542188), (12, 2656641), (13, 2452284), (17, 1875276), (18, 1771094), (26, 1226142), (34, 937638), (36, 885547), (39, 817428), (51, 625092), (52, 613071), (68, 468819), (78, 408714), (102, 312546), (117, 272476), (153, 208364), (156, 204357), (204, 156273), (221, 144252), (234, 136238), (306, 104182), (442, 72126), (468, 68119), (612, 52091), (663, 48084), (884, 36063), (1326, 24042), (1989, 16028), (2652, 12021), (3978, 8014), (4007, 7956)]