187856984

素因数分解:

$2^3\times 7^3\times {\mathrm{223}}^1\times {\mathrm{307}}^1$

素因数の和:557

約数の個数: 64

約数和(自身を含む): 413952000

約数和(自身を除く): 226095016

約数列:

[1, 2, 4, 7, 8, 14, 28, 49, 56, 98, 196, 223, 307, 343, 392, 446, 614, 686, 892, 1228, 1372, 1561, 1784, 2149, 2456, 2744, 3122, 4298, 6244, 8596, 10927, 12488, 15043, 17192, 21854, 30086, 43708, 60172, 68461, 76489, 87416, 105301, 120344, 136922, 152978, 210602, 273844, 305956, 421204, 479227, 547688, 611912, 842408, 958454, 1916908, 3354589, 3833816, 6709178, 13418356, 23482123, 26836712, 46964246, 93928492, 187856984]

約数ペア:

[(1, 187856984), (2, 93928492), (4, 46964246), (7, 26836712), (8, 23482123), (14, 13418356), (28, 6709178), (49, 3833816), (56, 3354589), (98, 1916908), (196, 958454), (223, 842408), (307, 611912), (343, 547688), (392, 479227), (446, 421204), (614, 305956), (686, 273844), (892, 210602), (1228, 152978), (1372, 136922), (1561, 120344), (1784, 105301), (2149, 87416), (2456, 76489), (2744, 68461), (3122, 60172), (4298, 43708), (6244, 30086), (8596, 21854), (10927, 17192), (12488, 15043)]