81294633

素因数分解:

$3^2\times 7^1\times {\mathrm{53}}^1\times {\mathrm{97}}^1\times {\mathrm{251}}^1$

素因数の和:414

約数の個数: 48

約数和(自身を含む): 138692736

約数和(自身を除く): 57398103

約数列:

[1, 3, 7, 9, 21, 53, 63, 97, 159, 251, 291, 371, 477, 679, 753, 873, 1113, 1757, 2037, 2259, 3339, 5141, 5271, 6111, 13303, 15423, 15813, 24347, 35987, 39909, 46269, 73041, 93121, 107961, 119727, 170429, 219123, 279363, 323883, 511287, 838089, 1290391, 1533861, 3871173, 9032737, 11613519, 27098211, 81294633]

約数ペア:

[(1, 81294633), (3, 27098211), (7, 11613519), (9, 9032737), (21, 3871173), (53, 1533861), (63, 1290391), (97, 838089), (159, 511287), (251, 323883), (291, 279363), (371, 219123), (477, 170429), (679, 119727), (753, 107961), (873, 93121), (1113, 73041), (1757, 46269), (2037, 39909), (2259, 35987), (3339, 24347), (5141, 15813), (5271, 15423), (6111, 13303)]