381276812

素因数分解:

$2^2\times 7^1\times {\mathrm{31}}^1\times {\mathrm{151}}^1\times {\mathrm{2909}}^1$

素因数の和:3102

約数の個数: 48

約数和(自身を含む): 792637440

約数和(自身を除く): 411360628

約数列:

[1, 2, 4, 7, 14, 28, 31, 62, 124, 151, 217, 302, 434, 604, 868, 1057, 2114, 2909, 4228, 4681, 5818, 9362, 11636, 18724, 20363, 32767, 40726, 65534, 81452, 90179, 131068, 180358, 360716, 439259, 631253, 878518, 1262506, 1757036, 2525012, 3074813, 6149626, 12299252, 13617029, 27234058, 54468116, 95319203, 190638406, 381276812]

約数ペア:

[(1, 381276812), (2, 190638406), (4, 95319203), (7, 54468116), (14, 27234058), (28, 13617029), (31, 12299252), (62, 6149626), (124, 3074813), (151, 2525012), (217, 1757036), (302, 1262506), (434, 878518), (604, 631253), (868, 439259), (1057, 360716), (2114, 180358), (2909, 131068), (4228, 90179), (4681, 81452), (5818, 65534), (9362, 40726), (11636, 32767), (18724, 20363)]