155894908

素因数分解:

$2^2\times {\mathrm{13}}^1\times {\mathrm{31}}^1\times {\mathrm{97}}^1\times {\mathrm{997}}^1$

素因数の和:1142

約数の個数: 48

約数和(自身を含む): 306713344

約数和(自身を除く): 150818436

約数列:

[1, 2, 4, 13, 26, 31, 52, 62, 97, 124, 194, 388, 403, 806, 997, 1261, 1612, 1994, 2522, 3007, 3988, 5044, 6014, 12028, 12961, 25922, 30907, 39091, 51844, 61814, 78182, 96709, 123628, 156364, 193418, 386836, 401791, 803582, 1257217, 1607164, 2514434, 2997979, 5028868, 5995958, 11991916, 38973727, 77947454, 155894908]

約数ペア:

[(1, 155894908), (2, 77947454), (4, 38973727), (13, 11991916), (26, 5995958), (31, 5028868), (52, 2997979), (62, 2514434), (97, 1607164), (124, 1257217), (194, 803582), (388, 401791), (403, 386836), (806, 193418), (997, 156364), (1261, 123628), (1612, 96709), (1994, 78182), (2522, 61814), (3007, 51844), (3988, 39091), (5044, 30907), (6014, 25922), (12028, 12961)]