78281476

素因数分解:

$2^2\times 7^1\times {\mathrm{13}}^2\times {\mathrm{71}}^1\times {\mathrm{233}}^1$

素因数の和:341

約数の個数: 72

約数和(自身を含む): 172658304

約数和(自身を除く): 94376828

約数列:

[1, 2, 4, 7, 13, 14, 26, 28, 52, 71, 91, 142, 169, 182, 233, 284, 338, 364, 466, 497, 676, 923, 932, 994, 1183, 1631, 1846, 1988, 2366, 3029, 3262, 3692, 4732, 6058, 6461, 6524, 11999, 12116, 12922, 16543, 21203, 23998, 25844, 33086, 39377, 42406, 47996, 66172, 78754, 83993, 84812, 115801, 157508, 167986, 215059, 231602, 275639, 335972, 430118, 463204, 551278, 860236, 1102556, 1505413, 2795767, 3010826, 5591534, 6021652, 11183068, 19570369, 39140738, 78281476]

約数ペア:

[(1, 78281476), (2, 39140738), (4, 19570369), (7, 11183068), (13, 6021652), (14, 5591534), (26, 3010826), (28, 2795767), (52, 1505413), (71, 1102556), (91, 860236), (142, 551278), (169, 463204), (182, 430118), (233, 335972), (284, 275639), (338, 231602), (364, 215059), (466, 167986), (497, 157508), (676, 115801), (923, 84812), (932, 83993), (994, 78754), (1183, 66172), (1631, 47996), (1846, 42406), (1988, 39377), (2366, 33086), (3029, 25844), (3262, 23998), (3692, 21203), (4732, 16543), (6058, 12922), (6461, 12116), (6524, 11999)]