406997248

素因数分解:

$2^8\times 7^1\times {\mathrm{383}}^1\times {\mathrm{593}}^1$

素因数の和:999

約数の個数: 72

約数和(自身を含む): 932456448

約数和(自身を除く): 525459200

約数列:

[1, 2, 4, 7, 8, 14, 16, 28, 32, 56, 64, 112, 128, 224, 256, 383, 448, 593, 766, 896, 1186, 1532, 1792, 2372, 2681, 3064, 4151, 4744, 5362, 6128, 8302, 9488, 10724, 12256, 16604, 18976, 21448, 24512, 33208, 37952, 42896, 49024, 66416, 75904, 85792, 98048, 132832, 151808, 171584, 227119, 265664, 343168, 454238, 531328, 686336, 908476, 1062656, 1589833, 1816952, 3179666, 3633904, 6359332, 7267808, 12718664, 14535616, 25437328, 29071232, 50874656, 58142464, 101749312, 203498624, 406997248]

約数ペア:

[(1, 406997248), (2, 203498624), (4, 101749312), (7, 58142464), (8, 50874656), (14, 29071232), (16, 25437328), (28, 14535616), (32, 12718664), (56, 7267808), (64, 6359332), (112, 3633904), (128, 3179666), (224, 1816952), (256, 1589833), (383, 1062656), (448, 908476), (593, 686336), (766, 531328), (896, 454238), (1186, 343168), (1532, 265664), (1792, 227119), (2372, 171584), (2681, 151808), (3064, 132832), (4151, 98048), (4744, 85792), (5362, 75904), (6128, 66416), (8302, 49024), (9488, 42896), (10724, 37952), (12256, 33208), (16604, 24512), (18976, 21448)]