128840881484

素因数分解:

$2^2\times 7^1\times {\mathrm{41}}^1\times {\mathrm{53}}^1\times {\mathrm{2117561}}^1$

素因数の和:2117666

約数の個数: 48

約数和(自身を含む): 268947314496

約数和(自身を除く): 140106433012

約数列:

[1, 2, 4, 7, 14, 28, 41, 53, 82, 106, 164, 212, 287, 371, 574, 742, 1148, 1484, 2173, 4346, 8692, 15211, 30422, 60844, 2117561, 4235122, 8470244, 14822927, 29645854, 59291708, 86820001, 112230733, 173640002, 224461466, 347280004, 448922932, 607740007, 785615131, 1215480014, 1571230262, 2430960028, 3142460524, 4601460053, 9202920106, 18405840212, 32210220371, 64420440742, 128840881484]

約数ペア:

[(1, 128840881484), (2, 64420440742), (4, 32210220371), (7, 18405840212), (14, 9202920106), (28, 4601460053), (41, 3142460524), (53, 2430960028), (82, 1571230262), (106, 1215480014), (164, 785615131), (212, 607740007), (287, 448922932), (371, 347280004), (574, 224461466), (742, 173640002), (1148, 112230733), (1484, 86820001), (2173, 59291708), (4346, 29645854), (8692, 14822927), (15211, 8470244), (30422, 4235122), (60844, 2117561)]