81844028

素因数分解:

$2^2\times 7^1\times {\mathrm{23}}^1\times {\mathrm{167}}^1\times {\mathrm{761}}^1$

素因数の和:962

約数の個数: 48

約数和(自身を含む): 172053504

約数和(自身を除く): 90209476

約数列:

[1, 2, 4, 7, 14, 23, 28, 46, 92, 161, 167, 322, 334, 644, 668, 761, 1169, 1522, 2338, 3044, 3841, 4676, 5327, 7682, 10654, 15364, 17503, 21308, 26887, 35006, 53774, 70012, 107548, 122521, 127087, 245042, 254174, 490084, 508348, 889609, 1779218, 2923001, 3558436, 5846002, 11692004, 20461007, 40922014, 81844028]

約数ペア:

[(1, 81844028), (2, 40922014), (4, 20461007), (7, 11692004), (14, 5846002), (23, 3558436), (28, 2923001), (46, 1779218), (92, 889609), (161, 508348), (167, 490084), (322, 254174), (334, 245042), (644, 127087), (668, 122521), (761, 107548), (1169, 70012), (1522, 53774), (2338, 35006), (3044, 26887), (3841, 21308), (4676, 17503), (5327, 15364), (7682, 10654)]