397534384

素因数分解:

$2^4\times {\mathrm{13}}^1\times {\mathrm{101}}^1\times {\mathrm{127}}^1\times {\mathrm{149}}^1$

素因数の和:398

約数の個数: 80

約数和(自身を含む): 849945600

約数和(自身を除く): 452411216

約数列:

[1, 2, 4, 8, 13, 16, 26, 52, 101, 104, 127, 149, 202, 208, 254, 298, 404, 508, 596, 808, 1016, 1192, 1313, 1616, 1651, 1937, 2032, 2384, 2626, 3302, 3874, 5252, 6604, 7748, 10504, 12827, 13208, 15049, 15496, 18923, 21008, 25654, 26416, 30098, 30992, 37846, 51308, 60196, 75692, 102616, 120392, 151384, 166751, 195637, 205232, 240784, 245999, 302768, 333502, 391274, 491998, 667004, 782548, 983996, 1334008, 1565096, 1911223, 1967992, 2668016, 3130192, 3822446, 3935984, 7644892, 15289784, 24845899, 30579568, 49691798, 99383596, 198767192, 397534384]

約数ペア:

[(1, 397534384), (2, 198767192), (4, 99383596), (8, 49691798), (13, 30579568), (16, 24845899), (26, 15289784), (52, 7644892), (101, 3935984), (104, 3822446), (127, 3130192), (149, 2668016), (202, 1967992), (208, 1911223), (254, 1565096), (298, 1334008), (404, 983996), (508, 782548), (596, 667004), (808, 491998), (1016, 391274), (1192, 333502), (1313, 302768), (1616, 245999), (1651, 240784), (1937, 205232), (2032, 195637), (2384, 166751), (2626, 151384), (3302, 120392), (3874, 102616), (5252, 75692), (6604, 60196), (7748, 51308), (10504, 37846), (12827, 30992), (13208, 30098), (15049, 26416), (15496, 25654), (18923, 21008)]