38738973

素因数分解:

$3^1\times 7^1\times {\mathrm{13}}^1\times {\mathrm{41}}^1\times {\mathrm{3461}}^1$

素因数の和:3525

約数の個数: 32

約数和(自身を含む): 65140992

約数和(自身を除く): 26402019

約数列:

[1, 3, 7, 13, 21, 39, 41, 91, 123, 273, 287, 533, 861, 1599, 3461, 3731, 10383, 11193, 24227, 44993, 72681, 134979, 141901, 314951, 425703, 944853, 993307, 1844713, 2979921, 5534139, 12912991, 38738973]

約数ペア:

[(1, 38738973), (3, 12912991), (7, 5534139), (13, 2979921), (21, 1844713), (39, 993307), (41, 944853), (91, 425703), (123, 314951), (273, 141901), (287, 134979), (533, 72681), (861, 44993), (1599, 24227), (3461, 11193), (3731, 10383)]