20227110729

素因数分解:

$3^1\times 7^1\times {\mathrm{149}}^1\times {\mathrm{6464401}}^1$

素因数の和:6464560

約数の個数: 16

約数和(自身を含む): 31029129600

約数和(自身を除く): 10802018871

約数列:

[1, 3, 7, 21, 149, 447, 1043, 3129, 6464401, 19393203, 45250807, 135752421, 963195749, 2889587247, 6742370243, 20227110729]

約数ペア:

[(1, 20227110729), (3, 6742370243), (7, 2889587247), (21, 963195749), (149, 135752421), (447, 45250807), (1043, 19393203), (3129, 6464401)]