18123561

素因数分解:

$3^3\times {\mathrm{31}}^1\times {\mathrm{59}}^1\times {\mathrm{367}}^1$

素因数の和:466

約数の個数: 32

約数和(自身を含む): 28262400

約数和(自身を除く): 10138839

約数列:

[1, 3, 9, 27, 31, 59, 93, 177, 279, 367, 531, 837, 1101, 1593, 1829, 3303, 5487, 9909, 11377, 16461, 21653, 34131, 49383, 64959, 102393, 194877, 307179, 584631, 671243, 2013729, 6041187, 18123561]

約数ペア:

[(1, 18123561), (3, 6041187), (9, 2013729), (27, 671243), (31, 584631), (59, 307179), (93, 194877), (177, 102393), (279, 64959), (367, 49383), (531, 34131), (837, 21653), (1101, 16461), (1593, 11377), (1829, 9909), (3303, 5487)]