398901471732

素因数分解:

$2^2\times 3^2\times {\mathrm{47}}^1\times {\mathrm{1117}}^1\times {\mathrm{211063}}^1$

素因数の和:212237

約数の個数: 72

約数和(自身を含む): 1030715003136

約数和(自身を除く): 631813531404

約数列:

[1, 2, 3, 4, 6, 9, 12, 18, 36, 47, 94, 141, 188, 282, 423, 564, 846, 1117, 1692, 2234, 3351, 4468, 6702, 10053, 13404, 20106, 40212, 52499, 104998, 157497, 209996, 211063, 314994, 422126, 472491, 629988, 633189, 844252, 944982, 1266378, 1889964, 1899567, 2532756, 3799134, 7598268, 9919961, 19839922, 29759883, 39679844, 59519766, 89279649, 119039532, 178559298, 235757371, 357118596, 471514742, 707272113, 943029484, 1414544226, 2121816339, 2829088452, 4243632678, 8487265356, 11080596437, 22161192874, 33241789311, 44322385748, 66483578622, 99725367933, 132967157244, 199450735866, 398901471732]

約数ペア:

[(1, 398901471732), (2, 199450735866), (3, 132967157244), (4, 99725367933), (6, 66483578622), (9, 44322385748), (12, 33241789311), (18, 22161192874), (36, 11080596437), (47, 8487265356), (94, 4243632678), (141, 2829088452), (188, 2121816339), (282, 1414544226), (423, 943029484), (564, 707272113), (846, 471514742), (1117, 357118596), (1692, 235757371), (2234, 178559298), (3351, 119039532), (4468, 89279649), (6702, 59519766), (10053, 39679844), (13404, 29759883), (20106, 19839922), (40212, 9919961), (52499, 7598268), (104998, 3799134), (157497, 2532756), (209996, 1899567), (211063, 1889964), (314994, 1266378), (422126, 944982), (472491, 844252), (629988, 633189)]