72257001

素因数分解:

$3^1\times {\mathrm{31}}^1\times {\mathrm{47}}^1\times {\mathrm{61}}^1\times {\mathrm{271}}^1$

素因数の和:413

約数の個数: 32

約数和(自身を含む): 103612416

約数和(自身を除く): 31355415

約数列:

[1, 3, 31, 47, 61, 93, 141, 183, 271, 813, 1457, 1891, 2867, 4371, 5673, 8401, 8601, 12737, 16531, 25203, 38211, 49593, 88877, 266631, 394847, 512461, 776957, 1184541, 1537383, 2330871, 24085667, 72257001]

約数ペア:

[(1, 72257001), (3, 24085667), (31, 2330871), (47, 1537383), (61, 1184541), (93, 776957), (141, 512461), (183, 394847), (271, 266631), (813, 88877), (1457, 49593), (1891, 38211), (2867, 25203), (4371, 16531), (5673, 12737), (8401, 8601)]