76720371

素因数分解:

$3^1\times 7^1\times {\mathrm{13}}^1\times {\mathrm{17}}^1\times {\mathrm{61}}^1\times {\mathrm{271}}^1$

素因数の和:372

約数の個数: 64

約数和(自身を含む): 135991296

約数和(自身を除く): 59270925

約数列:

[1, 3, 7, 13, 17, 21, 39, 51, 61, 91, 119, 183, 221, 271, 273, 357, 427, 663, 793, 813, 1037, 1281, 1547, 1897, 2379, 3111, 3523, 4607, 4641, 5551, 5691, 7259, 10569, 13481, 13821, 16531, 16653, 21777, 24661, 32249, 40443, 49593, 59891, 73983, 94367, 96747, 115717, 179673, 214903, 281027, 283101, 347151, 419237, 644709, 843081, 1257711, 1504321, 1967189, 3653351, 4512963, 5901567, 10960053, 25573457, 76720371]

約数ペア:

[(1, 76720371), (3, 25573457), (7, 10960053), (13, 5901567), (17, 4512963), (21, 3653351), (39, 1967189), (51, 1504321), (61, 1257711), (91, 843081), (119, 644709), (183, 419237), (221, 347151), (271, 283101), (273, 281027), (357, 214903), (427, 179673), (663, 115717), (793, 96747), (813, 94367), (1037, 73983), (1281, 59891), (1547, 49593), (1897, 40443), (2379, 32249), (3111, 24661), (3523, 21777), (4607, 16653), (4641, 16531), (5551, 13821), (5691, 13481), (7259, 10569)]