289735628

素因数分解:

$2^2\times 7^2\times {\mathrm{13}}^2\times {\mathrm{8747}}^1$

素因数の和:8791

約数の個数: 54

約数和(自身を含む): 638752716

約数和(自身を除く): 349017088

約数列:

[1, 2, 4, 7, 13, 14, 26, 28, 49, 52, 91, 98, 169, 182, 196, 338, 364, 637, 676, 1183, 1274, 2366, 2548, 4732, 8281, 8747, 16562, 17494, 33124, 34988, 61229, 113711, 122458, 227422, 244916, 428603, 454844, 795977, 857206, 1478243, 1591954, 1714412, 2956486, 3183908, 5571839, 5912972, 10347701, 11143678, 20695402, 22287356, 41390804, 72433907, 144867814, 289735628]

約数ペア:

[(1, 289735628), (2, 144867814), (4, 72433907), (7, 41390804), (13, 22287356), (14, 20695402), (26, 11143678), (28, 10347701), (49, 5912972), (52, 5571839), (91, 3183908), (98, 2956486), (169, 1714412), (182, 1591954), (196, 1478243), (338, 857206), (364, 795977), (637, 454844), (676, 428603), (1183, 244916), (1274, 227422), (2366, 122458), (2548, 113711), (4732, 61229), (8281, 34988), (8747, 33124), (16562, 17494)]