2857972

素因数分解:

$2^2\times {\mathrm{13}}^1\times {\mathrm{17}}^1\times {\mathrm{53}}^1\times {\mathrm{61}}^1$

素因数の和:148

約数の個数: 48

約数和(自身を含む): 5905872

約数和(自身を除く): 3047900

約数列:

[1, 2, 4, 13, 17, 26, 34, 52, 53, 61, 68, 106, 122, 212, 221, 244, 442, 689, 793, 884, 901, 1037, 1378, 1586, 1802, 2074, 2756, 3172, 3233, 3604, 4148, 6466, 11713, 12932, 13481, 23426, 26962, 42029, 46852, 53924, 54961, 84058, 109922, 168116, 219844, 714493, 1428986, 2857972]

約数ペア:

[(1, 2857972), (2, 1428986), (4, 714493), (13, 219844), (17, 168116), (26, 109922), (34, 84058), (52, 54961), (53, 53924), (61, 46852), (68, 42029), (106, 26962), (122, 23426), (212, 13481), (221, 12932), (244, 11713), (442, 6466), (689, 4148), (793, 3604), (884, 3233), (901, 3172), (1037, 2756), (1378, 2074), (1586, 1802)]