15805972

素因数分解:

$2^2\times 7^1\times {\mathrm{13}}^1\times {\mathrm{173}}^1\times {\mathrm{251}}^1$

素因数の和:448

約数の個数: 48

約数和(自身を含む): 34376832

約数和(自身を除く): 18570860

約数列:

[1, 2, 4, 7, 13, 14, 26, 28, 52, 91, 173, 182, 251, 346, 364, 502, 692, 1004, 1211, 1757, 2249, 2422, 3263, 3514, 4498, 4844, 6526, 7028, 8996, 13052, 15743, 22841, 31486, 43423, 45682, 62972, 86846, 91364, 173692, 303961, 564499, 607922, 1128998, 1215844, 2257996, 3951493, 7902986, 15805972]

約数ペア:

[(1, 15805972), (2, 7902986), (4, 3951493), (7, 2257996), (13, 1215844), (14, 1128998), (26, 607922), (28, 564499), (52, 303961), (91, 173692), (173, 91364), (182, 86846), (251, 62972), (346, 45682), (364, 43423), (502, 31486), (692, 22841), (1004, 15743), (1211, 13052), (1757, 8996), (2249, 7028), (2422, 6526), (3263, 4844), (3514, 4498)]