71831115

素因数分解:

$3^2\times 5^1\times {\mathrm{19}}^1\times {\mathrm{29}}^1\times {\mathrm{2897}}^1$

素因数の和:2956

約数の個数: 48

約数和(自身を含む): 135626400

約数和(自身を除く): 63795285

約数列:

[1, 3, 5, 9, 15, 19, 29, 45, 57, 87, 95, 145, 171, 261, 285, 435, 551, 855, 1305, 1653, 2755, 2897, 4959, 8265, 8691, 14485, 24795, 26073, 43455, 55043, 84013, 130365, 165129, 252039, 275215, 420065, 495387, 756117, 825645, 1260195, 1596247, 2476935, 3780585, 4788741, 7981235, 14366223, 23943705, 71831115]

約数ペア:

[(1, 71831115), (3, 23943705), (5, 14366223), (9, 7981235), (15, 4788741), (19, 3780585), (29, 2476935), (45, 1596247), (57, 1260195), (87, 825645), (95, 756117), (145, 495387), (171, 420065), (261, 275215), (285, 252039), (435, 165129), (551, 130365), (855, 84013), (1305, 55043), (1653, 43455), (2755, 26073), (2897, 24795), (4959, 14485), (8265, 8691)]