520027401

素因数分解:

$3^1\times {\mathrm{23}}^1\times {\mathrm{67}}^1\times {\mathrm{197}}^1\times {\mathrm{571}}^1$

素因数の和:861

約数の個数: 32

約数和(自身を含む): 739335168

約数和(自身を除く): 219307767

約数列:

[1, 3, 23, 67, 69, 197, 201, 571, 591, 1541, 1713, 4531, 4623, 13133, 13199, 13593, 38257, 39399, 39597, 112487, 114771, 303577, 337461, 879911, 910731, 2587201, 2639733, 7536629, 7761603, 22609887, 173342467, 520027401]

約数ペア:

[(1, 520027401), (3, 173342467), (23, 22609887), (67, 7761603), (69, 7536629), (197, 2639733), (201, 2587201), (571, 910731), (591, 879911), (1541, 337461), (1713, 303577), (4531, 114771), (4623, 112487), (13133, 39597), (13199, 39399), (13593, 38257)]