71736735

素因数分解:

$3^1\times 5^1\times 7^3\times {\mathrm{73}}^1\times {\mathrm{191}}^1$

素因数の和:293

約数の個数: 64

約数和(自身を含む): 136396800

約数和(自身を除く): 64660065

約数列:

[1, 3, 5, 7, 15, 21, 35, 49, 73, 105, 147, 191, 219, 245, 343, 365, 511, 573, 735, 955, 1029, 1095, 1337, 1533, 1715, 2555, 2865, 3577, 4011, 5145, 6685, 7665, 9359, 10731, 13943, 17885, 20055, 25039, 28077, 41829, 46795, 53655, 65513, 69715, 75117, 97601, 125195, 140385, 196539, 209145, 292803, 327565, 375585, 488005, 683207, 982695, 1464015, 2049621, 3416035, 4782449, 10248105, 14347347, 23912245, 71736735]

約数ペア:

[(1, 71736735), (3, 23912245), (5, 14347347), (7, 10248105), (15, 4782449), (21, 3416035), (35, 2049621), (49, 1464015), (73, 982695), (105, 683207), (147, 488005), (191, 375585), (219, 327565), (245, 292803), (343, 209145), (365, 196539), (511, 140385), (573, 125195), (735, 97601), (955, 75117), (1029, 69715), (1095, 65513), (1337, 53655), (1533, 46795), (1715, 41829), (2555, 28077), (2865, 25039), (3577, 20055), (4011, 17885), (5145, 13943), (6685, 10731), (7665, 9359)]