2159802008

素因数分解:

$2^3\times 7^2\times {\mathrm{13}}^1\times {\mathrm{423823}}^1$

素因数の和:423856

約数の個数: 48

約数和(自身を含む): 5073173280

約数和(自身を除く): 2913371272

約数列:

[1, 2, 4, 7, 8, 13, 14, 26, 28, 49, 52, 56, 91, 98, 104, 182, 196, 364, 392, 637, 728, 1274, 2548, 5096, 423823, 847646, 1695292, 2966761, 3390584, 5509699, 5933522, 11019398, 11867044, 20767327, 22038796, 23734088, 38567893, 41534654, 44077592, 77135786, 83069308, 154271572, 166138616, 269975251, 308543144, 539950502, 1079901004, 2159802008]

約数ペア:

[(1, 2159802008), (2, 1079901004), (4, 539950502), (7, 308543144), (8, 269975251), (13, 166138616), (14, 154271572), (26, 83069308), (28, 77135786), (49, 44077592), (52, 41534654), (56, 38567893), (91, 23734088), (98, 22038796), (104, 20767327), (182, 11867044), (196, 11019398), (364, 5933522), (392, 5509699), (637, 3390584), (728, 2966761), (1274, 1695292), (2548, 847646), (5096, 423823)]