282638356

素因数分解:

$2^2\times 7^1\times {\mathrm{11}}^1\times {\mathrm{13}}^1\times {\mathrm{70589}}^1$

素因数の和:70624

約数の個数: 48

約数和(自身を含む): 664110720

約数和(自身を除く): 381472364

約数列:

[1, 2, 4, 7, 11, 13, 14, 22, 26, 28, 44, 52, 77, 91, 143, 154, 182, 286, 308, 364, 572, 1001, 2002, 4004, 70589, 141178, 282356, 494123, 776479, 917657, 988246, 1552958, 1835314, 1976492, 3105916, 3670628, 5435353, 6423599, 10094227, 10870706, 12847198, 20188454, 21741412, 25694396, 40376908, 70659589, 141319178, 282638356]

約数ペア:

[(1, 282638356), (2, 141319178), (4, 70659589), (7, 40376908), (11, 25694396), (13, 21741412), (14, 20188454), (22, 12847198), (26, 10870706), (28, 10094227), (44, 6423599), (52, 5435353), (77, 3670628), (91, 3105916), (143, 1976492), (154, 1835314), (182, 1552958), (286, 988246), (308, 917657), (364, 776479), (572, 494123), (1001, 282356), (2002, 141178), (4004, 70589)]