30767985

素因数分解:

$3^3\times 5^1\times {\mathrm{29}}^2\times {\mathrm{271}}^1$

素因数の和:343

約数の個数: 48

約数和(自身を含む): 56858880

約数和(自身を除く): 26090895

約数列:

[1, 3, 5, 9, 15, 27, 29, 45, 87, 135, 145, 261, 271, 435, 783, 813, 841, 1305, 1355, 2439, 2523, 3915, 4065, 4205, 7317, 7569, 7859, 12195, 12615, 22707, 23577, 36585, 37845, 39295, 70731, 113535, 117885, 212193, 227911, 353655, 683733, 1060965, 1139555, 2051199, 3418665, 6153597, 10255995, 30767985]

約数ペア:

[(1, 30767985), (3, 10255995), (5, 6153597), (9, 3418665), (15, 2051199), (27, 1139555), (29, 1060965), (45, 683733), (87, 353655), (135, 227911), (145, 212193), (261, 117885), (271, 113535), (435, 70731), (783, 39295), (813, 37845), (841, 36585), (1305, 23577), (1355, 22707), (2439, 12615), (2523, 12195), (3915, 7859), (4065, 7569), (4205, 7317)]