78974812

素因数分解:

$2^2\times 7^1\times {\mathrm{151}}^1\times {\mathrm{18679}}^1$

素因数の和:18841

約数の個数: 24

約数和(自身を含む): 159004160

約数和(自身を除く): 80029348

約数列:

[1, 2, 4, 7, 14, 28, 151, 302, 604, 1057, 2114, 4228, 18679, 37358, 74716, 130753, 261506, 523012, 2820529, 5641058, 11282116, 19743703, 39487406, 78974812]

約数ペア:

[(1, 78974812), (2, 39487406), (4, 19743703), (7, 11282116), (14, 5641058), (28, 2820529), (151, 523012), (302, 261506), (604, 130753), (1057, 74716), (2114, 37358), (4228, 18679)]