1388687664

素因数分解:

$2^4\times 3^1\times 7^1\times {\mathrm{13}}^1\times {\mathrm{317923}}^1$

素因数の和:317954

約数の個数: 80

約数和(自身を含む): 4415328512

約数和(自身を除く): 3026640848

約数列:

[1, 2, 3, 4, 6, 7, 8, 12, 13, 14, 16, 21, 24, 26, 28, 39, 42, 48, 52, 56, 78, 84, 91, 104, 112, 156, 168, 182, 208, 273, 312, 336, 364, 546, 624, 728, 1092, 1456, 2184, 4368, 317923, 635846, 953769, 1271692, 1907538, 2225461, 2543384, 3815076, 4132999, 4450922, 5086768, 6676383, 7630152, 8265998, 8901844, 12398997, 13352766, 15260304, 16531996, 17803688, 24797994, 26705532, 28930993, 33063992, 35607376, 49595988, 53411064, 57861986, 66127984, 86792979, 99191976, 106822128, 115723972, 173585958, 198383952, 231447944, 347171916, 462895888, 694343832, 1388687664]

約数ペア:

[(1, 1388687664), (2, 694343832), (3, 462895888), (4, 347171916), (6, 231447944), (7, 198383952), (8, 173585958), (12, 115723972), (13, 106822128), (14, 99191976), (16, 86792979), (21, 66127984), (24, 57861986), (26, 53411064), (28, 49595988), (39, 35607376), (42, 33063992), (48, 28930993), (52, 26705532), (56, 24797994), (78, 17803688), (84, 16531996), (91, 15260304), (104, 13352766), (112, 12398997), (156, 8901844), (168, 8265998), (182, 7630152), (208, 6676383), (273, 5086768), (312, 4450922), (336, 4132999), (364, 3815076), (546, 2543384), (624, 2225461), (728, 1907538), (1092, 1271692), (1456, 953769), (2184, 635846), (4368, 317923)]