644504484

素因数分解:

$2^2\times 3^1\times {\mathrm{13}}^2\times {\mathrm{199}}^1\times {\mathrm{1597}}^1$

素因数の和:1829

約数の個数: 72

約数和(自身を含む): 1637630400

約数和(自身を除く): 993125916

約数列:

[1, 2, 3, 4, 6, 12, 13, 26, 39, 52, 78, 156, 169, 199, 338, 398, 507, 597, 676, 796, 1014, 1194, 1597, 2028, 2388, 2587, 3194, 4791, 5174, 6388, 7761, 9582, 10348, 15522, 19164, 20761, 31044, 33631, 41522, 62283, 67262, 83044, 100893, 124566, 134524, 201786, 249132, 269893, 317803, 403572, 539786, 635606, 809679, 953409, 1079572, 1271212, 1619358, 1906818, 3238716, 3813636, 4131439, 8262878, 12394317, 16525756, 24788634, 49577268, 53708707, 107417414, 161126121, 214834828, 322252242, 644504484]

約数ペア:

[(1, 644504484), (2, 322252242), (3, 214834828), (4, 161126121), (6, 107417414), (12, 53708707), (13, 49577268), (26, 24788634), (39, 16525756), (52, 12394317), (78, 8262878), (156, 4131439), (169, 3813636), (199, 3238716), (338, 1906818), (398, 1619358), (507, 1271212), (597, 1079572), (676, 953409), (796, 809679), (1014, 635606), (1194, 539786), (1597, 403572), (2028, 317803), (2388, 269893), (2587, 249132), (3194, 201786), (4791, 134524), (5174, 124566), (6388, 100893), (7761, 83044), (9582, 67262), (10348, 62283), (15522, 41522), (19164, 33631), (20761, 31044)]