78640842

素因数分解:

$2^1\times 3^1\times 7^1\times {\mathrm{541}}^1\times {\mathrm{3461}}^1$

素因数の和:4014

約数の個数: 32

約数和(自身を含む): 180134784

約数和(自身を除く): 101493942

約数列:

[1, 2, 3, 6, 7, 14, 21, 42, 541, 1082, 1623, 3246, 3461, 3787, 6922, 7574, 10383, 11361, 20766, 22722, 24227, 48454, 72681, 145362, 1872401, 3744802, 5617203, 11234406, 13106807, 26213614, 39320421, 78640842]

約数ペア:

[(1, 78640842), (2, 39320421), (3, 26213614), (6, 13106807), (7, 11234406), (14, 5617203), (21, 3744802), (42, 1872401), (541, 145362), (1082, 72681), (1623, 48454), (3246, 24227), (3461, 22722), (3787, 20766), (6922, 11361), (7574, 10383)]