203480745

素因数分解:

$3^1\times 5^1\times {\mathrm{13}}^1\times {\mathrm{31}}^1\times {\mathrm{41}}^1\times {\mathrm{821}}^1$

素因数の和:914

約数の個数: 64

約数和(自身を含む): 371202048

約数和(自身を除く): 167721303

約数列:

[1, 3, 5, 13, 15, 31, 39, 41, 65, 93, 123, 155, 195, 205, 403, 465, 533, 615, 821, 1209, 1271, 1599, 2015, 2463, 2665, 3813, 4105, 6045, 6355, 7995, 10673, 12315, 16523, 19065, 25451, 32019, 33661, 49569, 53365, 76353, 82615, 100983, 127255, 160095, 168305, 247845, 330863, 381765, 437593, 504915, 992589, 1043491, 1312779, 1654315, 2187965, 3130473, 4962945, 5217455, 6563895, 13565383, 15652365, 40696149, 67826915, 203480745]

約数ペア:

[(1, 203480745), (3, 67826915), (5, 40696149), (13, 15652365), (15, 13565383), (31, 6563895), (39, 5217455), (41, 4962945), (65, 3130473), (93, 2187965), (123, 1654315), (155, 1312779), (195, 1043491), (205, 992589), (403, 504915), (465, 437593), (533, 381765), (615, 330863), (821, 247845), (1209, 168305), (1271, 160095), (1599, 127255), (2015, 100983), (2463, 82615), (2665, 76353), (3813, 53365), (4105, 49569), (6045, 33661), (6355, 32019), (7995, 25451), (10673, 19065), (12315, 16523)]