73240545

素因数分解:

$3^1\times 5^1\times 7^2\times {\mathrm{251}}^1\times {\mathrm{397}}^1$

素因数の和:670

約数の個数: 48

約数和(自身を含む): 137204928

約数和(自身を除く): 63964383

約数列:

[1, 3, 5, 7, 15, 21, 35, 49, 105, 147, 245, 251, 397, 735, 753, 1191, 1255, 1757, 1985, 2779, 3765, 5271, 5955, 8337, 8785, 12299, 13895, 19453, 26355, 36897, 41685, 58359, 61495, 97265, 99647, 184485, 291795, 298941, 498235, 697529, 1494705, 2092587, 3487645, 4882703, 10462935, 14648109, 24413515, 73240545]

約数ペア:

[(1, 73240545), (3, 24413515), (5, 14648109), (7, 10462935), (15, 4882703), (21, 3487645), (35, 2092587), (49, 1494705), (105, 697529), (147, 498235), (245, 298941), (251, 291795), (397, 184485), (735, 99647), (753, 97265), (1191, 61495), (1255, 58359), (1757, 41685), (1985, 36897), (2779, 26355), (3765, 19453), (5271, 13895), (5955, 12299), (8337, 8785)]