76961871

素因数分解:

$3^2\times 7^1\times {\mathrm{31}}^1\times {\mathrm{157}}^1\times {\mathrm{251}}^1$

素因数の和:452

約数の個数: 48

約数和(自身を含む): 132507648

約数和(自身を除く): 55545777

約数列:

[1, 3, 7, 9, 21, 31, 63, 93, 157, 217, 251, 279, 471, 651, 753, 1099, 1413, 1757, 1953, 2259, 3297, 4867, 5271, 7781, 9891, 14601, 15813, 23343, 34069, 39407, 43803, 54467, 70029, 102207, 118221, 163401, 275849, 306621, 354663, 490203, 827547, 1221617, 2482641, 3664851, 8551319, 10994553, 25653957, 76961871]

約数ペア:

[(1, 76961871), (3, 25653957), (7, 10994553), (9, 8551319), (21, 3664851), (31, 2482641), (63, 1221617), (93, 827547), (157, 490203), (217, 354663), (251, 306621), (279, 275849), (471, 163401), (651, 118221), (753, 102207), (1099, 70029), (1413, 54467), (1757, 43803), (1953, 39407), (2259, 34069), (3297, 23343), (4867, 15813), (5271, 14601), (7781, 9891)]