2917950

素因数分解:

$2^1\times 3^1\times 5^2\times 7^2\times {\mathrm{397}}^1$

素因数の和:426

約数の個数: 72

約数和(自身を含む): 8439192

約数和(自身を除く): 5521242

約数列:

[1, 2, 3, 5, 6, 7, 10, 14, 15, 21, 25, 30, 35, 42, 49, 50, 70, 75, 98, 105, 147, 150, 175, 210, 245, 294, 350, 397, 490, 525, 735, 794, 1050, 1191, 1225, 1470, 1985, 2382, 2450, 2779, 3675, 3970, 5558, 5955, 7350, 8337, 9925, 11910, 13895, 16674, 19453, 19850, 27790, 29775, 38906, 41685, 58359, 59550, 69475, 83370, 97265, 116718, 138950, 194530, 208425, 291795, 416850, 486325, 583590, 972650, 1458975, 2917950]

約数ペア:

[(1, 2917950), (2, 1458975), (3, 972650), (5, 583590), (6, 486325), (7, 416850), (10, 291795), (14, 208425), (15, 194530), (21, 138950), (25, 116718), (30, 97265), (35, 83370), (42, 69475), (49, 59550), (50, 58359), (70, 41685), (75, 38906), (98, 29775), (105, 27790), (147, 19850), (150, 19453), (175, 16674), (210, 13895), (245, 11910), (294, 9925), (350, 8337), (397, 7350), (490, 5955), (525, 5558), (735, 3970), (794, 3675), (1050, 2779), (1191, 2450), (1225, 2382), (1470, 1985)]